MLS of artillery crew firing 4.7" field gun. LS of explosions on battlefield. Several shots of soldiers firing then reloading guns. MLS of RCA 6" Howitzer gun being fired from under camouflage canopy. MS of gun crew posing for camera. HAS of gun crew racing out of dugout, loading and firing 9.2" Howitzer from under camouflage net. MSs of soldiers moving 260 pound shells from ammunition depot using two-wheeled barrows. LSs of explosions on battlefield. MLS of gun crew firing 60 pounder gun. LAS of 15" Howitzer being fired. Cut to MLS of huge explosion. LSs of railway guns being fired, shots interspersed with LSs of explosions. HAS over French town of Thiaucourt, shells bursting among buildings in the distance (same as NFB1910-FG-14-23). HAS over village of Rambucourt and LS of church, including views of explosions from German shelling. HALS of remains of monastery being shelled. LS of tank lumbering across battlefield. LS of American soldiers lying prone in foxholes, climbing out and running fore, explosions visible in background. HAS of small group of soldiers putting on gas masks, firing mortars, intercut with LS of explosions. Shots of American soldiers firing anti-aircraft machine gun, intercut with CS side views of two Canadian soldiers firing anti aircraft machine gun along roadside. MS of American crew firing French 75mm gun mounted on DE Dion chassis.