The Center holds over 450 reels and 200 fiche of Cabinet Office records produced by the Public Record Office and other micropublishers. This material usually should be requested under this entry format: Great Britain. PRO. CAB [class number/volume number]. The Center's holdings of substantial or complete CAB sets are listed below (many partial sets may be found in the catalog).

• PRO. CAB 19 - Records of Special Commissions to Enquire into the Operations of War in Mesopotamia (Hamilton Commission) and in the Dardanelles (Cromer and Pickford Commission), 1916-1919
• PRO. CAB 23 - Cabinet Minutes, 1916-1939. v. 1-101
• PRO. CAB 24 - Cabinet Memoranda, 1916-1939. v. 1-288
• PRO. CAB 28 - Proceedings and conclusions of Anglo-French and Allied conferences, 1915-1920. v. 1-9
• PRO. CAB 29 - International conferences, minutes and papers, 1916-1939
• PRO. CAB 30 - Washington (Disarmament) Conference, Minutes and Memoranda, 1921-1922
• PRO. CAB 37 - Photographic Copies of Cabinet Papers, 1880-1916. v. 1-162
• PRO. CAB 38 - Records of the Committee of Imperial Defence. Minutes and memoranda, 1888-1914. v. 1-28
• PRO. CAB 41 - Photographic Copies of Cabinet Letters in the Royal Archives, 1868-1916.
• PRO. CAB 42 - Papers of the War Council, Dardanelles Committee and the War Committee, 1914-1916. v. 1-26
• PRO. CAB 50 - Papers of the Committee of Imperial Defence, Oil Board. Minutes and Memoranda, 1925-1939. v. 1-17
• PRO. CAB 65 - War Cabinet. Conclusions [of meetings], 1939-1945. v. 1-55
• PRO. CAB 66 - War Cabinet. Memoranda. 1939-1945. v. 45, 15-16, 33-35, 48-52 [partial set]
• PRO. CAB 67 - War Cabinet minutes and papers, 1939-1941.Memoranda (WP(G) Series)
• PRO. CAB 68 - War Cabinet minutes and papers, 1939-1942.Memoranda (WP(G) Series)
• PRO. CAB 79 - War Cabinet and Cabinet: Chiefs of Staff Committee. Minutes, 1939-1946. Records of Cabinet Committees, etc, 1939-1945. v. 1-92
• PRO. CAB 80 - War Cabinet and Cabinet: Chiefs of Staff Committee. Memoranda. v. 1-34, 56-106 [partial set]
• PRO. CAB 128 - Minutes (CM and CC Series), 1945-1974. v. 1-26 [partial set]
• PRO. CAB 129 - Memoranda (CP and C Series), 1945-1972. v. 1-64 [partial set]

For details on each set, consult the National Archives catalogue by reference number ("CAB xx").