1. IOR/R/20/G/91 Reference (shelfmark): IOR/R/20/G/91 Title: Colony and Protectorate of Aden. Leave and passage regulations Secretary of State's despatch no 372 of 2 Dec 1936. Corrected up to 1 Apr 1947 Aden: C & D Bros Press Collection Area: India Office Records and Private Papers Languages: English Date Range: 1 Apr 1947 Extent: 1 volume