| Reference number | NLB/58/231 |
| Alternative reference number | NLB/58 p124 |
| Level | Item |
| Title | Copy letter from Edwin Deller, Assistant Secretary of the Royal Society; to the Davies Steward Manufacturing Co.; 410 St. John Street, E.C.l. |
| Date | 30 March 1920 |
| Description | Informs the Davies Steward Manufacturing that the Society has an upright arc-lamp automatic feed lantern at their disposal and asks if they would like to make an offer on it. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |