| Reference number | NLB/20/490 |
| Alternative reference number | NLB/20 p303 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, to Professor Armstrong, Fellow of the Royal Society |
| Date | 4 May 1900 |
| Description | [Copy letter crossed through, possibly not sent] Asks for Armstrong's report on General Waterhouse's paper by Tuesday morning if possible as the Sectional Committee will meet the next day. |
| Extent | 1p |
| Format | Carbon |
| Physical description | Manuscript |
| Access status | Open |