Reports, notes and papers on the First World War, possibly used for staff training, including report on the German Army and its future movements, 25 Oct 1915; notes on defence of Arras from advancing German Army; notes on the Ypres region, 5 Jan 1918; copy of minute dated 13 Aug 1918 from Engineer-in-Chief to Chief of General Staff, France, giving summary of work done on defences over the period 21 Mar-30 Aug 1918; memorandum on the work of the Labour Corps, May-Nov 1918; notes for the Commander in Chief's final Despatch, 8 Jan 1919; essay on lessons learnt from the First World War; notes on training of Commanders and staff; notes on the reorganisation of staff work in the field; paper on 'A plea for instruction in the principles of the organisation of ground in defence by means of models', by Maj F D Napier-Clavering, 18 Feb 1919; paper on 'Current tendencies in Germany', 18 Mar 1919; paper on 'The RAF Staff College and a higher college of war' and paper on 'Some notes and lessons from recent operations'. 14 items.