1. IOR/R/20/B/1090 Reference (shelfmark): IOR/R/20/B/1090 Title: File C.4/16/6 1940 Sec. Defence Scheme: persons detained under the Aden Defence Regulations: Muhammad Hasan Mudaffar Collection Area: India Office Records and Private Papers Languages: English Date Range: Jul 1940-Oct 1940 Extent: 1 file