| Reference number | NLB/34/251 |
| Alternative reference number | NLB/34 p144 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, to [Messrs Harrison & Sons] |
| Date | 17 December 1906 |
| Description | Asks them to prepare electros of the cuts illustrating the paper by F Soddy on 'Calcium as an Absorbent of Gases for the Production of High Vacua and Spectroscopic Research', and send them with a bill to the Editor of 'The Chemical News'. |
| Extent | 1p |
| Format | Carbon |
| Physical description | Typescript |
| Access status | Open |