A Serbian rest camp back of front line trenches in the Balkans

View from stage of a Serbian army audience in an outdoor theater at the front. Prompter in foreground

How Italian guns are carried up the steep narrow paths of the Alpine front

Watching an airplane combat over the Italian lines

Serbian reserves in the Balkan mountains awaiting orders to advance

British anti-aircraft gun in action on Balkan front, camouflaged and mounted on auto

In a British first line trench in the Balkans

Rifle grenade in a British line trench in the Balkans

Serbian trench. Awaiting phone call from listening post to fire rocket for illuminating "No man's land"

Where Hell was loosed; war's indescribable desolation and unburied victims, Lens

No man's land near Lens, France

Proud men of the north who fought on Flander's fields

"Down in the shell crater, we fought like Kilkenny cats," Battle of Cambrai

Steel-helmeted Scots entrenched and cheerily awaiting a counterattack

Creeping on the enemy over the sand dunes, British contingent in Belgium

"And the trench was a reeking shambles," German dead in the La Bassée area

Strong concrete German position and victims after Battle of Menin Road

British soldiers gleaning in the fields of war, Menin Road

A bristling forest of bayonets, Russian troops on review

Nursing wounded heroes back to health, Convalescent Hospital No. 5, New York

Fighters who broke the Hindenburg Line, parading down Fifth Ave., New York

Happy reunion for home-coming soldier fathers

"Back to home land!" removing casket of American unknown soldier from the Olympia, Washington, D.C.

America's most notable gathering of military heroes, left to right, Jacques (Belgium), Diaz (Italy), Coolidge, Foch (France), Pershing, end Beatty (England), at his right

Helmeted German soldiers lined up for review

Ready for the "abandon ship" drill, U.S. soldiers with life belts adjusted

A friendly bout among our boys, on transport returning from France

Hospital deck on giant transport Leviathan

Severely wounded being transferred to hospital ship for transport, Hoboken

Wounded soldier about to undergo operation, Hospital No. 5, New York