| Reference number | NLB/64/237 |
| Alternative reference number | NLB/64 p143 |
| Level | Item |
| Title | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to C. I. V. Anderson Esquire; 22 Greyhound Terrace, Streatham, S.W.16. |
| Date | 27 February 1923 |
| Description | 'I have to acknowledge your letter of the 24th instant on the subject of perpetual motion and the solar system, and regret to say that the Royal Society can take no action in the matter.' |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |