| Reference number | NLB/58/796 |
| Alternative reference number | NLB/58 p429 |
| Level | Item |
| Title | Copy letter from Edwin Deller, Assistant Secretary of the Royal Society; to [Messrs Harrison & Sons] |
| Date | 19 June 1920 |
| Description | 'Change of Address. Please note that Dr. Emile Picard's address is now Institut de France, 25 Quai Conti, Paris.' |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |