Includes papers by various individuals on aerial navigation and the Forth-Clyde Canal, including: Richard Haldane [Secretary of State for War] on Sir Hiram Maxim's views on aircraft development (2); a summary of the evidence and the conclusions of the Committee of Imperial Defence Sub-Committee on aerial navigation; notes by the Secretary of the Sub-Committee on the strategical aspects of the Forth-Clyde Canal; an Admiralty memorandum on the strategical aspects of the canal; records of the 1st - 3rd meetings of the canal Sub-Committee; the draft report of the canal Sub-Committee; William Beveridge [Director of Labour Exchanges, Board of Trade] on labour for the canal; Sir Hubert Llewellyn-Smith [Permanent Secretary, Board of Trade] on the commercial aspects of the canal; Board of Trade memoranda on the commercial aspects of the canal; Maurice Hankey [Assistant Secretary to the Committee of Imperial Defence]; a list of the members of the Committee of Imperial Defence, and of the canal Sub-Committee.