| Reference number | NLB/61/118 |
| Alternative reference number | NLB/61 p70 |
| Level | Item |
| Title | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Messrs Harrison & Sons |
| Date | 12 May 1921 |
| Description | 'Kindly have the attached advertisement inserted in the issue of "Nature" of May 26.' [Not enclosed.] |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |