Forward scouts of the 9th Hodson's Horse, an Indian cavalry regiment, pause to consult a map, near Vraignes, April 1917. Type:stretched canvas A close-up of a member

A close-up of a member of a Royal Air Force aircrew holding a carrier pigeon beside a Lockheed Hudson of Coastal Command

A 6-inch howitzer being manhauled through the mud near Pozieres during the Battle of the Somme in September 1916

A British Naval Officer with a sextant

A Mark IV (Male) tank of ‘H’ Battalion ditched in a German trench while supporting the 1st Battalion

HM King George V

Forward scouts of the 9th Hodson's Horse, an Indian cavalry regiment, pause to consult a map, near Vraignes, April 1917. Type:stretched canvas A close-up of a memberForward scouts of the 9th Hodson's Horse, an Indian cavalry regiment, pause to consult a map, near Vraignes, April 1917.