Collection of photographs relating to Stern's service during World War One, mainly concerning the testing of experimental vehicles of the Admiralty Landships Committee, 1915-1916, including Diplock Pedrail, Bullock Creeping Grip tractors, the 'Tritton' or 'Number 1 Lincoln machine', 'Little Willie', 'Mother' (the prototype heavy tank with all round track), Whippet (Medium Mark A) tank, Liberty (Mark VIII) tank, French Schneider tank, Coventry Premier machine gun chassis, interior views of the workshops of William Foster and Company, Lincoln, Lincolnshire, an interior view of the workshops of the Metropolitan Carriage, Wagon and Finance Company, Oldbury, Birmingham, Warwickshire, some general images of tanks in action on the Western Front and views of the proposed Allied Tank Factory, Neuvy-Pailloux, Chateauroux, France after construction had been halted by the end of hostilities, Nov 1918. 44 photographs