| RefNo | MS/850/2 |
| Level | Series |
| Title | Correspondence about the deposit of sensitive papers on nuclear fission with the Royal Society by Dr David R Pye, Sir James Chadwick and Patrick Maynard Stuart Blackett |
| Date | 29 November 1940-18 December 1941 |
| Description | Relates to the deposit of the sealed papers in the Society Library throughout 1941. |
| AccessStatus | Open |