WORLD WAR I: ARMED BARGE.
WORLD WAR I: OBSERVATION.
WORLD WAR I: GALLIPOLI.
WORLD WAR I: CANADIANS.
WORLD WAR I: ARGONNE, 1918.
WORLD WAR I: FRENCH TANK.
WORLD WAR I: CANNON.
WORLD WAR I: FORTIFICATION.
WORLD WAR I: TANK TRAP.
WORLD WAR I: GUNNERS.
WORLD WAR I: CAMOUFLAGE.
WORLD WAR I: TRENCH DIGGING.
WORLD WAR I: BRITISH GUN.
WORLD WAR I: CHASSEUR.
WORLD WAR I: BOURESCHES
WORLD WAR I: ARTILLERY.
WORLD WAR I: GERMAN GUN.
Destroyed French town, World War I
WORLD WAR I: FLAMETHROWER.
WORLD WAR I.
WORLD WAR I: VERDUN.
WWI: FRENCH LINE OF DEFENSE.
WORLD WAR I: AMERICANS.
WORLD WAR I: TRENCH, 1918.
WWI: AMERICANS, 1918.
WORLD WAR I: SPIKED BOARDS.
WORLD WAR I: TELEPHONE.
WORLD WAR I: SEARCHLIGHT.
WORLD WAR I: QUARRY.
WORLD WAR I: SPAHIS.
WORLD WAR I: SALVAGING
WORLD WAR I: TRENCH.
WORLD WAR I: FRENCH FORT.
WORLD WAR I: BARBED WIRE.
WORLD WAR I: GAS WARFARE.
WORLD WAR I: TRENCH HUTS.
WORLD WAR I: GERMAN TRENCH.
WORLD WAR I: FRANCE, 1918.
WORLD WAR I: AMERICAN FRONT.
WORLD WAR I: TRENCH, c1916.
WORLD WAR I: TRENCH, c1917.
WORLD WAR I: GERMANY, c1918.
WORLD WAR I: BUNKER.
WORLD WAR I: CANNON, 1915. Turkish soldiers equipping a cannon with desert tires, during World War I. Photograph from the Berliner Illustrirte Zeitung, 14 March 1915.
WORLD WAR I : VERDUN
WORLD WAR I: TRENCHES.
WORLD WAR I: ZEPPELIN.
WORLD WAR I: SOLDIERS.
WORLD WAR I: TANKS.
WORLD WAR I: ALLIED PATROL.
WORLD WAR I: GERMAN PLANES.
WORLD WAR I: FLANDERS.
WORLD WAR I: PRISONERS.
WORLD WAR I: BALLOON.
WORLD WAR I: FRENCH DUGOUT.
WORLD WAR I: GUNNERS, 1918.
WORLD WAR I: VIMY RIDGE.
WORLD WAR I: PONTOON BRIDGE.
WORLD WAR I: DAMAGED PLANE.
WORLD WAR I: GERMAN DEAD.
WORLD WAR I: SOMME FRONT.
WORLD WAR I: LOUNGE, c1917.
WORLD WAR I: SNIPER.
WORLD WAR I: BATTLE.
WORLD WAR I: BELGIUM, 1918.
WORLD WAR I: WESTERN FRONT.
WORLD WAR I: FRENCH TANKS.
WORLD WAR I: BRITISH TANK.
WORLD WAR I: AERIAL PHOTO.
WORLD WAR I: FRENCH RUINS.
WORLD WAR I: BRITISH TANKS.
WORLD WAR I: CAMBRAI, 1917.
WORLD WAR I: ANTI-AIRCRAFT.
WORLD WAR I: PILL BOX FORT.
WORLD WAR I: PARADE.
WORLD WAR I: SOMME.
WWI: PRISONERS OF WAR.
WORLD WAR I: GERMAN TROOPS.
WORLD WAR I: CAVALRY.
British soldiers attacking a German Trench on the Western Front, in World War One.
WORLD WAR I: ITALIANS.
WORLD WAR I: ARMENTIERES.
WORLD WAR I: BATTLEFIELD.
WWI: MILITARY POLICE, 1918.
WORLD WAR I: FRANCE.
WORLD WAR I: ALBERT CHURCH
Men of the 23rd US Infantry, in France.
WWI: GERMAN PILOTS.
Christmas truce in 1914, World War I
WORLD WAR I: CANAL DU NORD.
WORLD WAR I: CANNONS.
WWI: AMERICAN TROOPS.
WWI: FRENCH TANK, 1918.
WORLD WAR I: TANNENBERG.
WORLD WAR I: CANTIGNY, 1918.
Soldiers marching beside a river and over a bridge into a shelled Verdun.
WWI: MOHAWK TROOPS.
WWI: BRITISH WOUNDED.
WORLD WAR I: ALBERT CHURC
WORLD WAR I: TRANSPORT.
The Battle of Loos.
French officers in an underground HQ.
WORLD WAR I: WOUNDED.
WORLD WAR I: HEADQUARTERS.
WORLD WAR I: EXPLOSION.
Photograph of Adolf Hitler serving on the Western Front
WORLD WAR I: TANK WARFARE.
WORLD WAR I: U.S. TROOPS.
WORLD WAR I: YPRES, c1917.
WORLD WAR I: ARMORED CARS.
WORLD WAR I: CUPOLA, c1918.
WORLD WAR I: CAVALRY, 1918.
WORLD WAR I: BELGIUM.
WORLD WAR I: GERMAN GUNS.
WORLD WAR I: RUSSIA.
WWI: BATTLE OF ARRAS, 1917.
WWI: HOSPITAL BOMBING.
George Milne, 1st Baron Milne.
WORLD WAR I: RELAXATION.
Abandoned artillery at a battlefront during World war One 1916
WORLD WAR I: SIGNAL STATION.
WORLD WAR I: NAVAL GUN.
WWI: AMERICAN MORTAR.
WORLD WAR I: FARMERS.
WORLD WAR I: MOTORCYCLE.
Mounted Russian army scout on the western front in the USSR.
World war 2, romanian gunners of the second infantry division fighting for the liberation of budapest, hungary, 1944 or 1945.
WORLD WAR I: EASTERN FRONT.
WORLD WAR I: AUSTRIAN GUN.
Serbian artillery defending their frontier.
WORLD WAR I: ADVANCE, 1916.
WORLD WAR I: HOWITZER.
Telephone Lorry Exchange.
British soldiers pass through a link trench.
Canadian soldiers on the western Front.
WORLD WAR I: FRENCH POSTER.
A battlefront during World war One 1916
WORLD WAR I: ITALIAN FRONT.
WORLD WAR I: BIG BERTHA.