1. IOR/L/PS/20/E32 Reference (shelfmark): IOR/L/PS/20/E32 Title: Genealogical trees of the Aysa and Gadabursi Somal. Compiled by authority by Lt P Z Cox, Assistant Resident, Zaila Aden: [Govt of Aden], 1984 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1984 Extent: iiipp 18 tables and notes