1. IOR/R/20/B/18 Reference (shelfmark): IOR/R/20/B/18 Title: File 3/5 Pt I of 1939 Acts and Regulations: emergency powers (defence): The Defence Regulations, 1939 Collection Area: India Office Records and Private Papers Languages: English Date Range: 20 Sep 1939-16 Nov 1940 Extent: 1 file