| Reference number | NLB/55/472 |
| Alternative reference number | NLB/55 p258 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [Ernest William] Hobson, FRS |
| Date | 17 April 1918 |
| Description | 'DEar Professor Hobson,
On February 5 we sent you for report a paper by Professor W.H. Young on Non-harmonic Trigonometrical Series. Would you be so good as to return the paper at your earliest convenience?' |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |