Gunners, suspicious of an approaching "Taube", don masks as protection against German gas shells. From the box The Great War

Amid bursting "erumps," with trench mortar ready. Seaforths watch through periscope for the Bosche. From the box The Great War

Enemy seen, Fire! Pulling the trigger of a trench mortar - the shell on its deadly flight in mid-air. From the box The Great War

Seaforths filling their water-bottles at a town pump before going into the trenches. From the box The Great War

A Bosche sniper worries a Selection of Seaforths who are snatching a moment´s respita. From the box The Great War