RefNo | HS/18/16 |
Level | Item |
Title | Copy letter, from Sir John Herschel to James Thomas Walker, dated at Collingwood |
Creator | John Frederick William Herschel |
Date | 10 December 1864 |
Description | Copy of a letter. Received Indian survey chart. John Frederick William Herschel's son John wrote of higher-order ellipsoidal triangles with sides based on geodesical triangles. John Frederick William Herschel objects that these violate principle of diagonal bracing. Proposes different triangles and names sites in India as apexes. Received G. B. Airy's paper on reduction. |
Language | English |
Extent | 4pp |
Format | Manuscript |
Place origin | Collingwood, Hawkhurst, Kent |
Origin coordinates | 51.035306, 0.513556 |
AccessStatus | Open |
RelatedMaterial | HS/24/77 |
RelatedRecord | HS/24/77 |
URLDescription | Also available on Epsilon |
URL | https://epsilon.ac.uk/view/herschel/letters/Herschel7808
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Fellows associated with this archive
Code | PersonName | Dates |
NA8238 | Herschel; Sir; John Frederick William (1792 - 1871); astronomer | 1792 - 1871 |
NA6271 | Walker; James Thomas (1826 - 1896) | 1826 - 1896 |