| Reference number | NLB/63/693 |
| Alternative reference number | NLB/63 p400 |
| Level | Item |
| Title | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Mrs. Perkins |
| Date | 02 December 1922 |
| Description | Letter regarding the illness of Dr. Perkins and the obituary notice of Dr. Sharp |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |