161. IOR/R/20/B/3558 Reference (shelfmark): IOR/R/20/B/3558 Title: Memorandum by Frontier Officer, San'a, on relations with Sultan of Lahej Collection Area: India Office Records and Private Papers Languages: English Date Range: May 1939 Extent: 1 file
162. IOR/R/20/B/1995-1999 Reference (shelfmark): IOR/R/20/B/1995-1999 Title: Civil Secretary: World War II Secret and Confidential files Collection Area: India Office Records and Private Papers Languages: English Date Range: 1939-1940 Extent: 5 files
163. IOR/R/20/B/3474 Reference (shelfmark): IOR/R/20/B/3474 Title: [Acquittance Roll of permanent and temporary establishment] Collection Area: India Office Records and Private Papers Languages: English Date Range: Dec 1934-Nov 1935 Extent: 1 file
164. IOR/R/20/B/3494 Reference (shelfmark): IOR/R/20/B/3494 Title: File AP/37/52 Registration of persons Collection Area: India Office Records and Private Papers Languages: English Date Range: Aug 1951-Jun 1956 Extent: 1 file
165. IOR/R/20/B/3504 Reference (shelfmark): IOR/R/20/B/3504 Title: File 9/52 I [Registration of] Clubs Collection Area: India Office Records and Private Papers Languages: English Date Range: Oct 1951-Jan 1956 Extent: 1 file
166. IOR/R/20/B/3514 Reference (shelfmark): IOR/R/20/B/3514 Title: File SDC/13 I Secret files: Newspapers Collection Area: India Office Records and Private Papers Languages: English Date Range: Jan 1952-Feb 1955 Extent: 1 file
167. IOR/R/20/B/3518 Reference (shelfmark): IOR/R/20/B/3518 Title: File PRS 3/II Aden Intelligence summaries Collection Area: India Office Records and Private Papers Languages: English Date Range: Feb 1950-Mar 1952 Extent: 1 file
168. IOR/R/20/B/3526 Reference (shelfmark): IOR/R/20/B/3526 Title: File FIN/10265/14 Acceleration of Adenisation Collection Area: India Office Records and Private Papers Languages: English Date Range: Nov 1960-Mar 1961 Extent: 1 file
169. IOR/R/20/B/3568 Reference (shelfmark): IOR/R/20/B/3568 Title: File 1955-56 Geophysical surveys in northern Hadhramaut G.C. Colley, PCL Geophysical Dept Collection Area: India Office Records and Private Papers Languages: English Date Range: Oct 1956 Extent: 1 file
170. IOR/R/20/B/3569 Reference (shelfmark): IOR/R/20/B/3569 Title: File 1956-57 Geophysical surveys in northern Hadhramaut G.C. Colley, PCL Geophysical Dept Collection Area: India Office Records and Private Papers Languages: English Date Range: Dec 1957 Extent: 1 file