| RefNo | FS/7/2/635 | 
| Previous numbers | FS/14/2/26, Box 11 | 
| Level | File | 
| Title | Correspondence with Dr BN Srivastava | 
| Date | 1952-1954 | 
| Description | Mostly on arrangements for Dr BN Srivastava's period of research at the Clarendon Laboratory | 
| Extent | 31 letters | 
| Format | Manuscript and typescript documents | 
| AccessStatus | Open |