Soldiers of the 10th Battalion, East Yorkshire Regiment marching to the trenches near Doullens, 3 July 1916.
A pack horse loaded with rubber trench boots (waiders) is led through the mud near Beaumont Hamel on the Somme battlefield, November 1916.
A Royal Irish Fusilier at Gallipoli in 1915, attempts to draw the fire of a Turkish sniper to reveal his position.
Roll call of the 1st Battalion, Lancashire Fusiliers on the afternoon of 1 July 1916, following their assault on Beaumont Hamel during the opening day of the Battle of the Somme.</br></br></br>
Two women munition workers operate a shell case forming machine during the First World War at the New Gun Factory of the Royal Arsenal, Woolwich, London.
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.
A female tram driver and conductor of the Glasgow Corporation in 1918.
Three Irish Guardsmen wearing German body-armour, examining a captured machine-gun near Pilckem, 31st July 1917, during the Third Battle of Ypres.
A striking portrait of a smiling female miller, her face covered in flour, as she looks out through an open window at a large mill, somewhere in Britain.
British soldier washing in a shell hole on the Western Front, 21 April 1917.
German barbed wire entanglement at Beaucourt-sur-Ancre after the village was captured on 14 November 1916, during the closing phase of the Battle of the Somme.
A Mark IV Female tank passing through Peronne on 23 March 1918. In the background can be seen an abandoned Expeditionary Force Canteen and smoke from burning stores.