1. IOR/R/20/B/622 Reference (shelfmark): IOR/R/20/B/622 Title: File 57/2 of 1938 Postal Matters: organisation of postal matters etc. in Aden [3 colls] Collection Area: India Office Records and Private Papers Languages: English Date Range: 9 Apr 1938-11 May 1939 Extent: 1 file