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Expand 1 - Correspondence of John Frederick William Herschel: volume 1 Abbe-Auwers 1 - Correspondence of John Frederick William Herschel: volume 1 Abbe-Auwers
Expand 2 - Correspondence of John Frederick William Herschel: volume 2 Babbage 2 - Correspondence of John Frederick William Herschel: volume 2 Babbage
Expand 3 - Correspondence of John Frederick William Herschel: volume 3 Babinet-Beaufort3 - Correspondence of John Frederick William Herschel: volume 3 Babinet-Beaufort
Expand 4 - Correspondence of John Frederick William Herschel: volume 4 Beckedorff-Bullan4 - Correspondence of John Frederick William Herschel: volume 4 Beckedorff-Bullan
Expand 5 - Correspondence of John Frederick William Herschel: volume 5 B miscellaneous-C5 - Correspondence of John Frederick William Herschel: volume 5 B miscellaneous-C
Collapse 6 - Correspondence of John Frederick William Herschel: volume 6 D6 - Correspondence of John Frederick William Herschel: volume 6 D
1 - Letter, from John Henry Dallmeyer to Sir John Herschel, dated at 19 Bloomsbury St.
2 - Letter, from John Henry Dallmeyer to Sir John Herschel, dated at 19 Bloomsbury St.
3 - Letter, from John Henry Dallmeyer to Sir John Herschel, dated at 19 Bloomsbury St.
4 - Draft letter, from Sir John Herschel to John Henry Dallmeyer, dated at Collingwood
5 - Letter, from John Henry Dallmeyer to Sir John Herschel, dated at 19 Bloomsbury St.
6 - Draft letter, from Sir John Herschel to John Henry Dallmeyer, dated at Collingwood
7 - Letter, from John Henry Dallmeyer to Sir John Herschel, dated at 19 Bloomsbury St.
8 - Letter, from John Henry Dallmeyer to Sir John Herschel, dated at 19 Bloomsbury St.
9 - Letter, from John Henry Dallmeyer to Sir John Herschel, dated at 19 Bloomsbury St.
10 - Letter, from Charles Robert Darwin to Sir John Herschel, dated at 36 Gt Marlborough St.
11 - Letter, from Charles Robert Darwin to Sir John Herschel, dated at Down, Farnborough
12 - Letter, from Charles Robert Darwin to Sir John Herschel, dated at Down, Farnborough
13 - Letter, from Charles Robert Darwin to Sir John Herschel, dated at Down, Farnborough
14 - Letter, from Charles Robert Darwin to Sir John Herschel, dated at Down, Farnborough
15 - Letter, from Charles Robert Darwin to Sir John Herschel, dated at Down, Farnborough
16 - Letter, from Charles Robert Darwin to Sir John Herschel, dated at The Lodge, Malvern
17 - Letter, from Charles Robert Darwin to Sir John Herschel, dated at Down
18 - Draft letter, from Sir John Herschel to Charles G. B. Daubeny, dated at Slough
19 - Letter, from Charles G. B. Daubeny to Sir John Herschel, dated at Oxford
20 - Draft letter, from Sir John Herschel to Charles G. B. Daubeny
21 - Letter, from Charles G. B. Daubeny to Sir John Herschel, dated at Botanic Garden, Oxford
22 - Letter, from Charles G. B. Daubeny to Sir John Herschel, dated at Botanic Garden, Oxford
23 - Letter, from Charles G. B. Daubeny to Sir John Herschel, dated at Botanic Garden Oxford
24 - Letter, from Charles G. B. Daubeny to Sir John Herschel, dated at Botanic Garden Oxford
25 - Letter, from Charles G. B. Daubeny to Sir John Herschel, dated at Botanic Garden Oxford
26 - Letter, from Charles G. B. Daubeny to Sir John Herschel
27 - Letter, from Charles G. B. Daubeny to Sir John Herschel, dated at Botanic Garden Oxford
28 - Letter, from Charles G. B. Daubeny to Sir John Herschel
29 - Letter, from Gabriel Auguste Daubrée to Sir John Herschel, dated at Paris
30 - Letter, from Gabriel Auguste Daubrée to Sir John Herschel, dated at Paris
31 - Letter, from Gabriel Auguste Daubrée to Sir John Herschel, dated at Paris
32 - Letter, from Gabriel Auguste Daubrée to Alex J. Herschel, dated at Paris
33 - Letter, from Gabriel Auguste Daubrée to Sir John Herschel, dated at Paris
34 - Letter, from Gabriel Auguste Daubrée to Sir John Herschel, dated at Paris
35 - Letter, from Thomas Davidson to Sir John Herschel, dated at Weardale, Co. Durham
36 - Draft letter, from Sir John Herschel to Thomas Davidson, dated at Collingwood
37 - Letter, from Thomas Davidson to Sir John Herschel, dated at Weardale, Co. Durham
38 - Letter, from ALS 4pp to Thomas Davidson, dated at but the buyer went bankrupt. Would welcome assistance from JH.
39 - Letter, from Humphry Davy to Sir John Herschel
40 - Letter, from Humphry Davy to Sir John Herschel, dated at Cassiobury
41 - Letter, from Humphry Davy to Sir John Herschel
42 - Letter, from Humphry Davy to Sir John Herschel
43 - Letter, from Humphry Davy to Sir John Herschel
44 - Letter, from Humphry Davy to Sir John Herschel
45 - Letter, from Humphry Davy to Sir John Herschel
46 - Letter, from Humphry Davy to Sir John Herschel
47 - Copy letter, from Humphry Davy to Sir John Herschel
49 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Ormskirk
50 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Ormskirk
51 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Ormskirk
52 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Ormskirk
53 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Liverpool
54 - Letter, from William Rutter Dawes to Sir John Herschel, dated at London
55 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Ormskirk
56 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Ormskirk
57 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Ormskirk
58 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Manchester
59 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Ormskirk
60 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Alsop Place Regents Park
61 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Alsop Place, Regents Park
62 - Letter, from William Rutter Dawes to Sir John Herschel, dated at 9 Park Place, Regents Park
63 - Letter, from William Rutter Dawes to Sir John Herschel, dated at 9 Park Place, Regents Park
64 - Letter, from William Rutter Dawes to Sir John Herschel, dated at 9 Park Place, Regents Park
65 - Letter, from William Rutter Dawes to Sir John Herschel, dated at 9 Park Place, Regents Park
66 - Letter, from William Rutter Dawes to Sir John Herschel, dated at 9 Park Place, Regents Park
67 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
68 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
69 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
70 - Letter, from William Rutter Dawes to Sir John Herschel, dated at 'Starfield', Liverpool
71 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
72 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
73 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
74 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
75 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
76 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
77 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
78 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
79 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
80 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
81 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
82 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
83 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
84 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
85 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
86 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
87 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
88 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
89 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
90 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
91 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
92 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Starfield, Liverpool
93 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
94 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Camden Lodge
95 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Furze Park Torquay
96 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Wateringbury, Maidstone
97 - Letter, from William Rutter Dawes to Margaret Brodie Herschel, dated at Wateringbury, Maidstone
98 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Wateringbury, Maidstone
99 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Wateringbury, Maidstone
100 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Wateringbury, Maidstone
101 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Wateringbury, Maidstone
102 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Wateringbury, Maidstone
103 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Wateringbury, Maidstone
104 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Haddenham, Thame
105 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
106 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
107 - Incomplete letter, from William Rutter Dawes to Margaret Brodie Herschel, dated at Hopefield, Haddenham, Thame
108 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
109 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
110 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
111 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
112 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
113 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
114 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
115 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
116 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
117 - Letter, from William Rutter Dawes to Margaret Brodie Herschel, dated at Hopefield, Haddenham, Thame
118 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
119 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
120 - Letter, from William Rutter Dawes to Margaret Brodie Herschel, dated at Hopefield, Haddenham, Thame
121 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
122 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
123 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
124 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
125 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
126 - Letter, from William Rutter Dawes to Sir John Herschel, dated at Hopefield, Haddenham, Thame
127 - Letter, from William Rutter Dawes to Sir John Herschel
128 - Letter, from Henry T. De La Beche to Sir John Herschel, dated at Geological Survey Office
128a - Draft letter, from Sir John Herschel to Mrs. Witte
129 - Letter, from Henry T. De La Beche to Sir John Herschel, dated at Geological Survey Office
130 - Letter, from Henry T. De La Beche to Sir John Herschel, dated at Geological Survey Office
131 - Incomplete letter, from Henry T. De La Beche to Sir John Herschel, dated at Geological Survey Office
132 - Letter, from Henry T. De La Beche to Sir John Herschel, dated at Geological Survey Office
133 - Letter, from Henry T. De La Beche to Sir John Herschel, dated at Geological Survey Office
134 - Letter, from Henry T. De La Beche to Sir John Herschel, dated at Geological Survey Office
135 - Letter, from Henry T. De La Beche to Sir John Herschel, dated at Museum, Jermyn Square
136 - Letter, from Warren de La Rue to Sir John Herschel, dated at St Mary's Road, Cannonbury
137 - Letter, from Warren de La Rue to Sir John Herschel, dated at St Mary's Road Cannonbury
138 - Letter, from Warren de La Rue to Sir John Herschel, dated at St Mary's Road, Cannonbury
139 - Letter, from Warren de La Rue to Sir John Herschel, dated at 110 Bunhill Row
140 - Letter, from Warren de La Rue to Sir John Herschel, dated at 110 Bunhill Row
141 - Letter, from Warren de La Rue to Sir John Herschel, dated at 110 Bunhill Row
142 - Letter, from Warren de La Rue to Sir John Herschel, dated at 110 Bunhill Row
143 - Draft letter, from Sir John Herschel to Warren de La Rue, dated at Collingwood
144 - Letter, from Warren de La Rue to Sir John Herschel, dated at 110 Bunhill Row
145 - Letter, from Warren de La Rue to Sir John Herschel, dated at 110 Bunhill Row
146 - Letter, from Warren de La Rue to Sir John Herschel, dated at Observatory, Cranford Mx.
147 - Letter, from Warren de La Rue to Sir John Herschel, dated at 110 Bunhill Row
148 - Letter, from Warren de La Rue to Sir John Herschel, dated at 110 Bunhill Row
149 - Letter, from Warren de La Rue to Sir John Herschel, dated at Observatory, Cranford
150 - Letter, from Warren de La Rue to Sir John Herschel, dated at Observatory, Cranford
151 - Letter, from Warren de La Rue to [Charles] Pritchard, dated at Hotel du Louvre, Paris
152 - Letter, from Warren de La Rue to Sir John Herschel, dated at Observatory, Cranford
153 - Letter, from Warren de La Rue to Sir John Herschel, dated at Observatory, Cranford
154 - Letter, from Warren de La Rue to Sir John Herschel, dated at Observatory, Cranford
155 - Incomplete letter, from Warren de La Rue to Sir John Herschel, dated at Observatory, Cranford
156 - Letter, from Warren de La Rue to Sir John Herschel, dated at 110 Bunhill Row
157 - Letter, from Warren de La Rue to Sir John Herschel, dated at 110 Bunhill Row
158 - Letter, from Warren de La Rue to Sir John Herschel, dated at 110 Bunhill Row
159 - Letter, from Warren de La Rue to Sir John Herschel, dated at 110 Bunhill Row
160 - Letter, from Warren de La Rue to Sir John Herschel, dated at Observatory, Cranford
161 - Letter, from Warren de La Rue to Sir John Herschel, dated at Observatory, Cranford
162 - Letter, from Warren de La Rue to Sir John Herschel, dated at 110 Bunhill Row
163 - Draft letter, from Sir John Herschel to Warren de La Rue, dated at Collingwood
164 - Letter, from Warren de La Rue to Sir John Herschel, dated at Observatory, Cranford
165 - Letter, from Warren de La Rue to Sir John Herschel, dated at 110 Bunhill Row
166 - Letter, from Warren de La Rue to Sir John Herschel, dated at 110 Bunhill Row
167 - Draft letter, from Sir John Herschel to Warren de La Rue, dated at Collingwood
168 - Letter, from Warren de La Rue to Sir John Herschel, dated at 110 Bunhill Row
169 - Letter, from Warren de La Rue to Sir John Herschel, dated at 110 Bunhill Row
170 - Letter, from Warren de La Rue to Sir John Herschel, dated at Observatory, Cranford
171 - Letter, from Warren de La Rue to Sir John Herschel, dated at Observatory, Cranford
172 - Letter, from Warren de La Rue to Sir John Herschel, dated at Observatory, Cranford
173 - Letter, from Warren de La Rue to Sir John Herschel, dated at Observatory, Cranford
174 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 90 Guilford St.
175 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 90 Guilford St.
176 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 90 Guilford St.
177 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 90 Guilford St.
178 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 5 Upper Gower St.
179 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 5 Upper Gower St.
180 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 5 Upper Gower St.
181 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 5 Upper Gower St.
182 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 5 Upper Gower St.
183 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 5 Upper Gower St.
184 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
185 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
186 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
187 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
188 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
189 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
190 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
191 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
192 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
193 - Letter, from Augustus De Morgan to Sir John Herschel
194 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
195 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
196 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
197 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
198 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
199 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
200 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
201 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
202 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
203 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
204 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
205 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
206 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
207 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
208 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
209 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
210 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
211 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
212 - Letter, from Augustus De Morgan to Sir John Herschel, dated at Tavistock Place
213 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
214 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
215 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
216 - Letter, from Augustus De Morgan to Sir John Herschel, dated at Tavistock Place
217 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
218 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
219 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
220 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
221 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
222 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
223 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
224 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
225 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
226 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
227 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
228 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
229 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
230 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
231 - Draft letter, from Sir John Herschel to Augustus De Morgan
232 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
233 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
234 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
235 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
236 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
237 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
238 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
239 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
240 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
241 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
242 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
243 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
244 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
245 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
246 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
247 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
248 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
249 - Draft letter, from Sir John Herschel to Augustus De Morgan, dated at Collingwood
250 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
251 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
252 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
253 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
254 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
255 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
256 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
257 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
258 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
259 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
260 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
261 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
262 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
263 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
264 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
265 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
266 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
267 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
268 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
269 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
270 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
271 - Letter, from Augustus De Morgan to Miss Herschel, dated at 7 Camden St.
272 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
273 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
274 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
275 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
276 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
277 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
278 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
279 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
280 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
281 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
282 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
283 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
284 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
285 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
286 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
287 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
288 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
289 - Draft letter, from Sir John Herschel to Augustus De Morgan, dated at Collingwood
290 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
291 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
292 - Letter, from ALS 4pp to Augustus De Morgan, dated at which [Thomas?] Graham has sent him."
293 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
294 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
295 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
296 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
297 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
298 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
299 - Draft letter, from Sir John Herschel to Augustus De Morgan, dated at Collingwood
300 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
301 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
302 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
303 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
304 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
305 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
306 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
307 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
308 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
309 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
310 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
311 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
312 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
313 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
314 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
315 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
316 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
317 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
318 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
319 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
320 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
321 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
322 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
323 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
324 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
325 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
326 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
327 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
328 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
329 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
330 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
331 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
332 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
333 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
334 - Letter, from Augustus De Morgan to Sir John Herschel, dated at Univ. College London
335 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
336 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
337 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
338 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
339 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
340 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
341 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
342 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
343 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
344 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
345 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
346 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
347 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
348 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
349 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
350 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
351 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
352 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
353 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
354 - Draft letter, from Sir John Herschel to Augustus De Morgan, dated at Collingwood
355 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
356 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
357 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
358 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
359 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
360 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
361 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
362 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
363 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
364 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
365 - Draft letter, from Sir John Herschel to Augustus De Morgan
366 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
367 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
368 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
369 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
370 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
371 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
372 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
373 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
374 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
375 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
376 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
377 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
378 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
379 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
380 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
381 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
382 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
383 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
384 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
385 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
386 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
387 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
388 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
389 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
390 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
391 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
392 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
393 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
394 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
395 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
396 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
397 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
398 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
399 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
400 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
401 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
402 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
403 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
404 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Road
405 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 6 Merton Road
405a - Letter, from Augustus De Morgan to Sir John Herschel, dated at 91 Adelaide Rd.
406 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 6 Merton Road
407 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 6 Merton Road
408 - Draft letter, from Sir John Herschel to Augustus De Morgan, dated at Collingwood
409 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 6 Merton Road
410 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 6 Merton Road
411 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 6 Merton Road
412 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 6 Merton Road
413 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 6 Merton Road
414 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 6 Merton Road
415 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 6 Merton Road
416 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 6 Merton Road
417 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 5 Upper Gower St.
418 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
419 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
420 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 69 Gower St.
421 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
422 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 7 Camden St.
423 - Letter, from Augustus De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
424 - Letter, from Augustus De Morgan to Sir John Herschel
425 - Letter, from Augustus De Morgan to Sir John Herschel
426 - Letter, from Augustus De Morgan to Sir John Herschel
427 - Letter, from Augustus De Morgan to Sir John Herschel
428 - Letter, from Augustus De Morgan to Sir John Herschel
429 - Letter, from Augustus De Morgan to Sir John Herschel
430 - Incomplete letter, from Augustus De Morgan to Sir John Herschel
431 - Incomplete letter, from Augustus De Morgan to Sir John Herschel
432 - Incomplete letter, from Augustus De Morgan to Sir John Herschel
433 - Letter, from Augustus De Morgan to Sir John Herschel
434 - Letter, from Sophia E. De Morgan to Sir John Herschel
435 - Letter, from Sophia E. De Morgan to Sir John Herschel, dated at 41 Chalcot Villas NW
436 - Letter, from Sophia E. De Morgan to Sir John Herschel, dated at 6 Merton Road
437 - Letter, from Sophia E. De Morgan to Margaret Brodie Herschel, dated at 6 Merton Road
438 - Letter, from Sophia E. De Morgan to Margaret Brodie Herschel, dated at Whitby
439 - Letter, from Sophia E. De Morgan to Margaret Brodie Herschel, dated at 6 Merton Road
440 - Letter, from Sophia E. De Morgan to Margaret Brodie Herschel, dated at 6 Merton Road
441 - Letter, from Sophia E. De Morgan to Margaret Brodie Herschel, dated at 6 Merton Road
442 - Letter, from Sophia E. De Morgan to Margaret Brodie Herschel, dated at 6 Merton Road
443 - Letter, from Sophia E. De Morgan to Margaret Brodie Herschel, dated at 6 Merton Road
444 - Letter, from John Elliot Drinkwater-Bethune to Sir John Herschel, dated at British Coffee House
445 - Letter, from John Elliot Drinkwater-Bethune to Sir John Herschel, dated at British Coffee House
446 - Letter, from John Elliot Drinkwater-Bethune to Sir John Herschel
447 - Letter, from John Elliot Drinkwater-Bethune to Sir John Herschel
448 - Letter, from Elizabeth Drummond [Sr.] to Margaret Brodie Herschel, dated at Portobello, Edinburgh
449 - Letter, from Elizabeth Drummond [Jr.] to Sir John Herschel, dated at Portobello, Edinburgh
450 - Letter, from Elizabeth Drummond [Jr.] to Sir John Herschel, dated at Portobello, Edinburgh
451 - Letter, from Elizabeth Drummond [Jr.] to Sir John Herschel, dated at Portobello, Edinburgh
452 - Letter, from Elizabeth Drummond [Jr.] to Sir John Herschel, dated at Portobello, Edinburgh
453 - Letter, from Thomas Drummond to Sir John Herschel, dated at Ordnance Map Office
454 - Letter, from Thomas Drummond to Sir John Herschel, dated at Whitehall
455 - Letter, from Thomas Drummond to Sir John Herschel, dated at Manchester
456 - Letter, from J. W. Dudgeon to Sir John Herschel, dated at 63 Pall Mall
457 - Letter, from J. W. Dudgeon to Sir John Herschel, dated at 63 Pall Mall
458 - Letter, from J. W. Dudgeon to Sir John Herschel, dated at 63 Pall Mall
459 - Letter, from Daily News to Sir John Herschel, dated at London
460 - Letter, from Daily News to Sir John Herschel, dated at London
461 - Letter, from Sir John Herschel to Daily News
462 - Letter, from Langham Dale to Sir John Herschel, dated at Kingsclere near Newbury
463 - Letter, from Langham Dale to Sir John Herschel, dated at Kingsclere near Newbury
464 - Letter, from James Dalmahoy to Mr. Stewart, dated at 9 Forres St.
465 - Letter, from James Dalmahoy to Sir John Herschel, dated at 9 Forres St.
466 - Copy letter, from John Dalton to Sir John Herschel, dated at Manchester
467 - Letter, from Thomas L. Dames to Sir John Herschel, dated at Edenberry
468 - Letter, from Thomas L. Dames to Sir John Herschel, dated at Edenberry
469 - Letter, from G. F. Daniell to Sir John Herschel, dated at near Chichester
470 - Letter, from John F. Daniell to Sir John Herschel, dated at Kings College London
471 - Letter, from W[illiam] A[rthur] Darby to Sir John Herschel, dated at Manchester
472 - Letter, from Henry Darvill to Sir John Herschel, dated at Windsor
473 - Letter, from Pierre Daussy to Sir John Herschel, dated at Paris
474 - Letter, from Charles Davies to Sir John Herschel, dated at Fishkill-on-Hudson
475 - Letter, from William B. Davis to Sir John Herschel, dated at 61 Charlotte St.
476 - Letter, from Martin Davy to Sir John Herschel, dated at Caius Lodge
477 - Draft letter, from Sir John Herschel to Martin Davy, dated at Slough
478 - Letter, from Martin Davy to Sir John Herschel, dated at Caius Lodge
479 - Letter, from St. John Vincent Day to Sir John Herschel, dated at Buchanan St., Glasgow
480 - Letter, from St. John Vincent Day to Sir John Herschel, dated at Dowanhill, Glasgow
481 - Letter, from Pompilio Decuppis to Sir John Herschel, dated at Rome
482 - Letter, from Jean-Baptiste Delambre to Sir John Herschel, dated at Paris
483 - Letter, from Jean-Baptiste Delambre to Sir John Herschel, dated at Paris
484 - Copy letter, from Sir John Herschel to Jean-Baptiste Delambre, dated at 9 Downing St.
485 - Letter, from John T. Delane to Sir John Herschel, dated at Printing House Square
486 - Letter, from C[harles] De La Pryme to Sir John Herschel, dated at Reform Club
487 - Letter, from C[harles] De La Pryme to Sir John Herschel, dated at Marine Parade, Brighton, East Sussex
488 - Letter, from C. De La Vane to Margaret Brodie Herschel, dated at Datchet
489 - Letter, from Edmund B. Denison to Sir John Herschel, dated at 33 Queen Anne St.
490 - Letter, from Henry Denny to Sir John Herschel, dated at Leeds
491 - Letter, from Henry Denny to Sir John Herschel, dated at Leeds
492 - Letter, from Charles Dickens to Sir John Herschel, dated at Tavistock Square
493 - Letter, from James Dimmock to Sir John Herschel, dated at Darwen
494 - Letter, from James Dimmock to Sir John Herschel, dated at Darwen
495 - Letter, from Robert V. Dixon to Sir John Herschel, dated at Trinity College Dublin
495a - Draft letter, from Sir John Herschel to Robert V. Dixon
496 - Letter, from William Hepworth Dixon to Sir John Herschel, dated at St. John's Wood
497 - Letter, from George Dollond to Sir John Herschel, dated at London
498 - Letter, from George Dollond to Sir John Herschel, dated at London
499 - Letter, from A[lphonse] D'Orsan to Sir John Herschel, dated at Birkenhead
500 - Letter, from James Douglas to Sir John Herschel, dated at Leith
501 - Letter, from John William Draper to Sir John Herschel, dated at New York University
502 - Letter, from John William Draper to Sir John Herschel, dated at New York University
503 - Letter, from Francis R. Drew to Sir John Herschel, dated at Malvern College
504 - Letter, from Frederick Drew to Sir John Herschel, dated at 13 Ebury St.
505 - Letter, from A. R. Drummond to Sir John Herschel, dated at Charing Cross
506 - Letter, from A. R. Drummond to Sir John Herschel, dated at Belvoir Castle
507 - Letter, from Robert Ellis Dudgeon to Sir John Herschel, dated at 53 Montagu Square
508 - Letter, from Robert Ellis Dudgeon to Sir John Herschel, dated at 53 Montagu Square
509 - Letter, from T. Dudgeon to Sir John Herschel, dated at Cargen near Dumfries
510 - Letter, from Pierre L. Dulong to Sir John Herschel, dated at Paris
511 - Letter, from Jean Baptiste André Dumas to Sir John Herschel
512 - Letter, from James Duncan to Sir John Herschel, dated at Denholm near Hawick
513 - Letter, from James Duncan to Sir John Herschel, dated at Denholm near Hawick
514 - Letter, from Edwin Dunkin to Sir John Herschel, dated at 22, Circus St., Greenwich
515 - Letter, from James Dunlop to Sir John Herschel, dated at Makerstown, Kelso
516 - Letter, from Benjamin Duprat to Sir John Herschel, dated at Paris
517 - Letter, from Benjamin D'Urban to Sir John Herschel, dated at Government House
518 - Copy letter, from Benjamin D'Urban to Sir John Herschel, dated at Wynberg
519 - Letter, from René J. H. Dutrochet to Sir John Herschel, dated at Paris
Expand 7 - Correspondence of John Frederick William Herschel: volume 7 Eardley Wilmot-F7 - Correspondence of John Frederick William Herschel: volume 7 Eardley Wilmot-F
Expand 8 - Correspondence of John Frederick William Herschel: volume 8 Galbraith-J Grahame8 - Correspondence of John Frederick William Herschel: volume 8 Galbraith-J Grahame
Expand 9 - Correspondence of John Frederick William Herschel: volume 9 R Grahame-Horsburgh9 - Correspondence of John Frederick William Herschel: volume 9 R Grahame-Horsburgh
Expand 10 - Correspondence of John Frederick William Herschel: volume 10 Howard-J miscellaneous10 - Correspondence of John Frederick William Herschel: volume 10 Howard-J miscellaneous
Expand 11 - Correspondence of John Frederick William Herschel: volume 11 Kane-L miscellaneous11 - Correspondence of John Frederick William Herschel: volume 11 Kane-L miscellaneous
Expand 12 - Correspondence of John Frederick William Herschel: volume 12 Macann-Murray12 - Correspondence of John Frederick William Herschel: volume 12 Macann-Murray
Expand 13 - Correspondence of John Frederick William Herschel: volume 13 M miscellaneous-Plana13 - Correspondence of John Frederick William Herschel: volume 13 M miscellaneous-Plana
Expand 14 - Correspondence of John Frederick William Herschel: volume 14 Pogson-R miscellaneous14 - Correspondence of John Frederick William Herschel: volume 14 Pogson-R miscellaneous
Expand 15 - Correspondence of John Frederick William Herschel: volume 15 Sabine-Selwyn15 - Correspondence of John Frederick William Herschel: volume 15 Sabine-Selwyn
Expand 16 - Correspondence of John Frederick William Herschel: volume 16 Sheepshanks-Spencer16 - Correspondence of John Frederick William Herschel: volume 16 Sheepshanks-Spencer
Expand 17 - Correspondence of John Frederick William Herschel: volume 17 Stark-V miscellaneous17 - Correspondence of John Frederick William Herschel: volume 17 Stark-V miscellaneous
Expand 18 - Correspondence of John Frederick William Herschel: volume 18 Wackerbarth-Zucchini18 - Correspondence of John Frederick William Herschel: volume 18 Wackerbarth-Zucchini
Expand 19 - Correspondence of John Frederick William Herschel: volume 19 Miscellaneous19 - Correspondence of John Frederick William Herschel: volume 19 Miscellaneous
Expand 20 - Correspondence of John Frederick William Herschel: volume 20 Copies of outgoing letters 20 - Correspondence of John Frederick William Herschel: volume 20 Copies of outgoing letters
Expand 21 - Correspondence of John Frederick William Herschel: volume 21 Copies of outgoing letters 21 - Correspondence of John Frederick William Herschel: volume 21 Copies of outgoing letters
Expand 22 - Correspondence of John Frederick William Herschel: volume 22 Copies of outgoing letters 22 - Correspondence of John Frederick William Herschel: volume 22 Copies of outgoing letters
Expand 23 - Correspondence of John Frederick William Herschel: volume 23 Copies of outgoing letters 23 - Correspondence of John Frederick William Herschel: volume 23 Copies of outgoing letters
Expand 24 - Correspondence of John Frederick William Herschel: volume 24 Copies of outgoing letters 24 - Correspondence of John Frederick William Herschel: volume 24 Copies of outgoing letters
Expand 25 - Correspondence of John Frederick William Herschel: volume 25 Copies of outgoing letters 25 - Correspondence of John Frederick William Herschel: volume 25 Copies of outgoing letters
Expand 26 - Correspondence of John Frederick William Herschel: volume 26 Copies of outgoing letters 26 - Correspondence of John Frederick William Herschel: volume 26 Copies of outgoing letters
Expand 27 - Correspondence of John Frederick William Herschel: volume 27 Copies of outgoing letters 27 - Correspondence of John Frederick William Herschel: volume 27 Copies of outgoing letters
Expand 28 - Papers related to the correspondence of John Frederick William Herschel: volume 2828 - Papers related to the correspondence of John Frederick William Herschel: volume 28
Papers of Elsie Widdowson and Robert McCance

Papers of Elsie Widdowson and Robert McCance

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Browse the records of some of our collections, which cover all branches of science and date from the 12th century onwards. These include the published works of Fellows of the Royal Society, personal papers of eminent scientists, letters and manuscripts sent to the Society or presented at meetings, and administrative records documenting the Society's activities since our foundation in 1660.

The mammals of Australia
The mammals of Australia
Early Letters
Early Letters
Campi Phlegraei
Campi Phlegraei
Papers of Elsie Widdowson and Robert McCance
Papers of Elsie Widdowson and Robert McCance
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