1. IOR/L/MIL/7/14561 Reference (shelfmark): IOR/L/MIL/7/14561 Title: Collection 324A/58 Detention of Yusuf Ali, Sultan of Obbia, at Aden and ultimate surrender to Italian authorities. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1903-1904 Extent: 1 file