Tatoi trenches in the Croisettes Wood showing officers in consultation just half an hour before attack on the Somme line

No man's land, sea of barbed wire in front of Bulgarian lines, Saloniki front

Serbian trench. Awaiting phone call from listening post to fire rocket for illuminating "No man's land"

Creeping on the enemy over the sand dunes, British contingent in Belgium

Artillery observers telephoning headquarters from the front, on the Marne

"On all sides round a great furnace flamed," German attack, north Compeigne, France