| Reference number | NLB/56/661 |
| Alternative reference number | NLB/56 p376 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to the Controller of His Majesty's Stationery Office |
| Date | 8 April 1919 |
| Description | Asks the Controller if they can forward the enclosed Report of the 'Challenger' Expedition, 'Part XL. Radiolaria', to the Institute of Mineralogy and Geology [not enclosed]. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |