551. IOR/R/20/C/558 Reference (shelfmark): IOR/R/20/C/558 Title: File 136/39 Ord. HM Orders in Council (Air Traffic) Collection Area: India Office Records and Private Papers Languages: English Date Range: Dec 1938-Dec 1939 Extent: 1 file
552. IOR/R/20/C/559 Reference (shelfmark): IOR/R/20/C/559 Title: File 137/39 Ord. Enquiry from HM Minister Jidda, regarding Sultanates, etc, in the Aden Protectorate Collection Area: India Office Records and Private Papers Languages: English Date Range: Jan 1939 Extent: 1 file
553. IOR/R/20/C/560 Reference (shelfmark): IOR/R/20/C/560 Title: File 138/39 Ord. Budget estimates of the Qu'aiti and Kathiri States (1939/40) Collection Area: India Office Records and Private Papers Languages: English Date Range: Jan 1939-May 1939 Extent: 1 file
554. IOR/R/20/C/561 Reference (shelfmark): IOR/R/20/C/561 Title: File 139/39 Ord. Procedure regarding payments under Resident Adviser, Mukalla's vote Collection Area: India Office Records and Private Papers Languages: English Date Range: Jan 1939 Extent: 1 file
555. IOR/R/20/C/562 Reference (shelfmark): IOR/R/20/C/562 Title: File 141/39 Ord. Reception of Protectorate prisoners in the Aden Colony prison Collection Area: India Office Records and Private Papers Languages: English Date Range: Jun 1937-Nov 1939 Extent: 1 file
556. IOR/R/20/C/563 Reference (shelfmark): IOR/R/20/C/563 Title: File 143/39 Ord. Mr David Izzedin, State Secretary, Mukalla Collection Area: India Office Records and Private Papers Languages: English Date Range: Jan 1939-Feb 1939 Extent: 1 file
557. IOR/R/20/C/564 Reference (shelfmark): IOR/R/20/C/564 Title: File 144/39 Pt I Ord. Distribution of wireless sets in the Aden Protectorate Collection Area: India Office Records and Private Papers Languages: English Date Range: Dec 1938-Jul 1939 Extent: 1 file
558. IOR/R/20/C/565 Reference (shelfmark): IOR/R/20/C/565 Title: File 144/39 Pt II Ord. Distribution of wireless sets in the Aden Protectorate Collection Area: India Office Records and Private Papers Languages: English Date Range: Jul 1939-Jan 1940 Extent: 1 file
559. IOR/R/20/C/566 Reference (shelfmark): IOR/R/20/C/566 Title: File 144/39 Pt III Ord. Distribution of wireless sets in the Aden Protectorate Collection Area: India Office Records and Private Papers Languages: English Date Range: Mar 1940-Dec 1943 Extent: 1 file
560. IOR/R/20/C/567 Reference (shelfmark): IOR/R/20/C/567 Title: File 146/39 Ord. Raid of the Ahl Abidi in Se'iar country Collection Area: India Office Records and Private Papers Languages: English Date Range: Dec 1938-Mar 1939 Extent: 1 file