| Reference number | NLB/62/108 |
| Alternative reference number | NLB/62 p62 |
| Level | Item |
| Title | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Miss D. Hargood-Ash; the National Institute for Medical Research; Hampstead, N.W.3. |
| Date | 2 December 1921 |
| Description | 'At Mr. Leonard [Erskine] Hill's request I am sending you the paper on "The kate-thermometer formulae, connecting heat loss with temperature, wind velocity and vapour pressure".' |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |