1. IOR/R/20/G/210 Reference (shelfmark): IOR/R/20/G/210 Title: Genealogical trees of the Aysa and Gadabursi Somal Compiled by authority of Lt P Z Cox, Assistant Resident, Zaila Aden: Cowasjee Dinshaw & Bros Press, 1894 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1894 Extent: 1 volume
2. IOR/R/20/G/211 Reference (shelfmark): IOR/R/20/G/211 Title: The tribes of British Somaliland Lt-Col R H Smith Aden: Caxton Press, [30 Jan 1941] Collection Area: India Office Records and Private Papers Languages: English Date Range: 1941 Extent: 1 volume