1. IOR/L/E/7/970 File 5463 Reference (shelfmark): IOR/L/E/7/970 File 5463 Title: Proposed Revision of terms of service of the managing staff of the Mathematical Instrument Office, Calcutta Collection Area: India Office Records and Private Papers Languages: English Date Range: 17 Jun 1919-26 Sep 1919 Extent: 1 file