91. IOR/R/20/B/1609-1677 Reference (shelfmark): IOR/R/20/B/1609-1677 Title: Civil Secretary: Confidential (annual series) files Collection Area: India Office Records and Private Papers Languages: English Date Range: 1938-1951 Extent: 69 files
92. IOR/R/20/B/3546 Reference (shelfmark): IOR/R/20/B/3546 Title: File FIN/1/5/1 Government Guards: establishment and organisation Collection Area: India Office Records and Private Papers Languages: English Date Range: Apr 1952-Aug 1955 Extent: 1 file
93. IOR/R/20/B/3543 Reference (shelfmark): IOR/R/20/B/3543 Title: Commission to inquire into the disturbances at Shaikh Othman Collection Area: India Office Records and Private Papers Languages: English Date Range: 1941 Extent: 1 file
94. IOR/R/20/B/3571 Reference (shelfmark): IOR/R/20/B/3571 Title: Aden Airways: survey of airfields in the Protectorate [with photographs] Collection Area: India Office Records and Private Papers Languages: English Date Range: May 1962 Extent: 1 file
95. IOR/R/20/B/1678-1994 Reference (shelfmark): IOR/R/20/B/1678-1994 Title: Civil Secretary: World War II Ordinary files Collection Area: India Office Records and Private Papers Languages: English Date Range: 1939-1942 Extent: 317 files
96. IOR/R/20/B/2377-2653 Reference (shelfmark): IOR/R/20/B/2377-2653 Title: Chief Secretary: Secret and Top Secret files Collection Area: India Office Records and Private Papers Languages: English Date Range: 1941-1952 Extent: 267 files
97. IOR/R/20/B/3532 Reference (shelfmark): IOR/R/20/B/3532 Title: Future of Aden Colony and Protectorate: Governor's recommendations to Colonial Office Collection Area: India Office Records and Private Papers Languages: English Date Range: Mar 1961 Extent: 1 file
98. IOR/R/20/B/300 Reference (shelfmark): IOR/R/20/B/300 Title: File 27/1 Fugitive Offenders Collection Area: India Office Records and Private Papers Languages: English Date Range: 30 Mar 1937-15 Nov 1938 Extent: 1 file
99. IOR/R/20/B/2053 Reference (shelfmark): IOR/R/20/B/2053 Title: File 200/51 Lahej cotton Collection Area: India Office Records and Private Papers Languages: English Date Range: Nov 1951-Dec 1951 Extent: 1 file
100. IOR/R/20/B/2065 Reference (shelfmark): IOR/R/20/B/2065 Title: File 972/52 Archival Survey Collection Area: India Office Records and Private Papers Languages: English Date Range: Oct 1952-Jan 1958 Extent: 1 file