| Reference number | MC/21/380 |
| Alternative reference number | MC.06380 |
| Level | Item |
| Title | Letter from Dr [Otto] Lehmann, Karlsruhe, to The Royal Society |
| Creator | Lehmann; Otto (1855-1922); German physicist |
| Date | 6 February 1906 |
| Description | Is sending 29 photographs of flowing crystals of 'ethoxy zimtsäure athylester' [cinnamic acid ethyl ester]. Requests that these be distributed to interested Fellows of the Royal Society and deposited in the Society library for reference. They are the first photographs of their knd made using apparatus from the C Zeiss optical workshop in Tena. They are 270 times magnification and 1/100 exposure. |
| Language | German |
| Extent | 1p |
| Format | Manuscript |
| Physical description | Ink on paper |
| Access status | Open |