1. IOR/R/20/B/1083 Reference (shelfmark): IOR/R/20/B/1083 Title: File C.4/13 1940 Sec. Defence Scheme: censorship: returns of intercepted messages submitted to the Controller of Postal and Telegraph censorship, London Collection Area: India Office Records and Private Papers Languages: English Date Range: Jan 1940-Jan 1941 Extent: 1 file