Includes: papers of the Military Education Committee; papers on the employment of Royal Engineers in the construction of barracks, etc; papers of the War Office Reconstruction Committee; papers of the Committee of Imperial Defence; Allied propaganda and military intelligence from the First World War; papers of the Army in India Committee.

Papers and correspondence from JA's work as Parliamentary Under-Secretary of State and Financial Secretary at the War Office, particularly on his official visit to Muscat [Masqat] and Oman and JA's negotiations with the Sultan of Muscat on various civil and military reforms, securing long-term facilities for the RAF, settling disputes and improving relations with Saudi Arabia. Also includes general War Office papers and papers on an earlier visit to the Near East and Middle East.