Gladys Wilburn of the Womens Royal Naval Service (WRNS) using a boat-hook to push her motor boat, the BALMACAAN, away from the shore at Southwick harbour, 1918.
Men of the 11th Battalion, Royal Inniskilling Fusiliers in a captured German communications trench near Havrincourt during the Battle of Cambrai, November 1917.
A pack horse loaded with rubber trench boots (waiders) is led through the mud near Beaumont Hamel on the Somme battlefield, November 1916.
A Mark IV (Male) tank of 'H' Battalion, 'Hyacinth', ditched in a German trench while supporting 1st Battalion, Leicestershire Regiment near Ribecourt during the Battle of Cambrai, 20 November 1917.
German prisoners being marched through the Cathedral Square, Ypres, 20th September 1917.
Soldiers onboard a leave train heading out from Victoria Station, London during the First World War.
An Australian carrying his wounded mate to a medical aid post for treatment, Gallipoli, 1915.
A battery of 18-pounder field guns of the Royal Field Artillery in action near the town of Albert on the Somme, 28 March 1918.
Trench cookers of the 191st Siege Battery, Royal Garrison Artillery, in a position near the village of Wancourt, 29 April 1917.
HM King George V, on Wytschaete Ridge in Belgium on 4 July 1917 during a tour of the Western Front.
The remains of the village of Beaumont Hamel after its capture, The Battle of Ancre Heights 10 -11 November. 1916
The road to Guillemont viewed from Waterlot Farm, 1916. In the words of the official history it was 'straight, desolate, and swept by fire.'
A Sergeant of a Royal Engineers signals section puts a message into the cylinder attached to the collar of a messenger dog, Etaples, 28 August 1918.
Nancy, springbok mascot of the 4th South African Regiment, in Delville Wood, 17 February 1918.
Men of the Lancashire Fusiliers cleaning a Lewis gun in a trench near Messines in Belgium during January 1917.
Men of the King's Liverpool Regiment carrying barbed wire picket posts along a communication trench near Blairville Wood, 16th April 1916.
A team of stretcher bearers struggle through deep mud to carry a wounded man to safety near Boesinghe on 1 August 1917 during the Third Battle of Ypres.
The dawn sky is lit by the bombardment before the assault on Thiepval, 15 September 1916, during the Battle of the Somme.
Three 8-inch howitzers of 39th Siege Battery, Royal Garrison Artillery (RGA), firing from the Fricourt-Mametz Valley during the Battle of the Somme, August 1916.