Great naval gun and its protecting fort of sand bags on the Saloniki front

French auto Mitrailleuse attached to U.S. Army, Montabaur, Germany

One of the buildings of the American ordnance repair shops at Mehun-sur-Yevre, France

Tractor-drawn artillery of the 89th Div. before largest hangar in Germany

German battery of 150 mm. guns, captured by American troops near Montfaucon

Our doughboys at work, ordnance repair shop, Mehun-sur-Yevre, France

German gun guarding the Mole, Zeebrugge

Gunners on board U.S. battleship New York loading 5-inch gun

Preparing for the firing line, loading 3-inch field guns

French "75" gun in action against battle planes

Feeding "Grannie," twelve men lowering shell into breach

Trench mortar in its well-timbered chamber, view looking straight down

A French 155-mm. gun trained on the German trenches

French 75 millimeter guns in ambush near German trenches

Artillerymen who, between the Germans and the mud, are emplacing their guns with difficulty

Famous 8-in. Howitzer in its camouflaged position on the British front

Modern artillery transport by auto in France

Off for Berlin! High power autotruck delivering large cannon to the firing line in France

A British "Archie" in action, note range finders

A British 9.2-in. Howitzer under camouflage

Feeding "Grannie," shell hoisted into position

Federal fort no. 13, new lines. Built after the occupation of the city, looking west toward no. 12, Atlanta, Ga., Nov. 1864

View from rebel fort on Peach Tree Street, looking north, Atlanta, Ga., Nov. 1864

Fort McAllister, Ga. from the flagstaff, looking up the Ogeechee River, Dec. 1864

Federal fort no. 9, new lines. Built after occupation of the city, Atlanta, Ga., Nov. 1864

Fort Beauregard from Fort Moultrie

Outside view, Fort Sumter, north face

Parapet, Fort Sumter

Fort Johnson. Fort Sumter in the distance. James Island, March, 1865

Washington Arsenal.