| Reference number | NLB/62/531 |
| Alternative reference number | NLB/62 p297 |
| Level | Item |
| Title | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Messrs Halsey and Davidson; 14 Carlisle Street, W.l. |
| Date | 1 March 1922 |
| Description | 'In pursuance of my letter of the 21st ultimo I shall be glad if you will supply 300 photographic mounts in accordance with your estimate of February 23rd @ 50/- per 100 for 300.' |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |