View showing concrete reetting with rock and concrete fire step, entrance to periscope room in the c…

German gas attack at the front line trenches in France, photo by Major Evarts Tracey, Engineer Corps…

German machine-gun nest and dead gunner at Villers Devy Dun Sassey, France. November 4, 1918. Lt. M.…

German pill box taken during the advance of the 69th Division near Meuse, France. 1918.

German prisoners in a French prison camp.

German Red Cross man wearing a gas mask with oxygen apparatus at the Eastern front, 1916.

A German soldier probably a sniper, laying on the ground at the Western Front, 1916.

German sniper laying on ground near barbed wire defenses at the Western Front.

German soldiers firing artillery gun while other soldiers on horseback move a wagon at the Western f…

German soldiers in a trench on the Eastern Front, 1915.

German soldiers in a trench on the Eastern front, in background a town.

German soldiers in a trench firing at French troops.

German soldiers in a trench. France, 1917.

German soldiers marching toward Albert, France.

German soldiers on horse-drawn wagon move to the front, Germany 1915.

German soldiers standing around a German tank as other soldiers work on it.

German military personnal in a trench, France.

Germans in their well protected trenches on the Belgian frontier showing the men in the act of aimin…

Germans take over a home in Argonne.

The congestion of traffic on raods back of the American lines in the Argonne at certain places traff…

One of the guns of Battery D, 105th Field Artillery showing American flag which was hoisted after th…

Marine receiving first aid before being sent to hospital in rear of trenches at the Toulon Sector, F…

Marshall Foch greets the King of England at the front 1918.

Members of the Medical Corps removing the wounded from Vaux, France. July 22, 1918. Sgt. Adrian C. D…