| Reference number | NLB/70/386 |
| Alternative reference number | NLB/70 p203 |
| Level | Item |
| Title | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to the Secretary of the Zoological Society of London; Regents Park |
| Date | 19 March 1927 |
| Description | Asks the Secretary if he could give a demonstration of cinematographical films illustrating courtship of birds at the May Soiree. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |