War diary of 4 Army, British Armies in France compiled by Montgomery as Chief of General Staff, 4 Army, for the period 1-31 Oct, including descriptions of operations of 4 Army, notably, Battle of the Beaurevoir Line, 3-5 Oct 1918; participation of 4 Army in the pursuit of the German Army, including the Second Battle of Cambrai, 8-9 Oct, and the Battle of the Selle, 17-25 Oct 1918; weekly reports on German gas shelling of 4 Army front; map showing land gained by 4 Army during 1-31 Oct 1918, and also including summaries of casualties, artillery usage and the transfer of units to and from 4 Army. 1 file.