| RefNo | RR/4/141 | 
| Level | Item | 
| Title | Letter from Charles Vincent Walker, on a paper 'On the insulating properties of gutta percha' by Henry Charles Fleeming Jenkin | 
| Date | 20 June 1860 | 
| Description | Letter explaining that his report on the the paper will be completed soon. 
 Subject: Engineering
 
 [Published in Proceedings of the Royal Society, 1859].
 | 
| Extent | 3p | 
| Format | Manuscript | 
| PhysicalDescription | Letter on paper | 
| Digital images | View item on Science in the Making | 
| AccessStatus | Open | 
| RelatedMaterial | DOI: 10.1098/rspl.1859.0075 | 
| RelatedRecord | RR/4/139 | 
| RR/4/140 | 
Fellows associated with this archive
| Code | PersonName | Dates | 
| NA3784 | Walker; Charles Vincent (1812 - 1882); technical editor and electrical engineer | 1812 - 1882 | 
| NA7979 | Jenkin; Henry Charles Fleeming (1833 - 1885); engineer and electrician | 1833 - 1885 |