Swiss Armed Forces officer preparing a war pigeon, unknown artist (restored by Adam Cuerden)

Tarred-and-feathered farmer, unknown artist (restored by Opencooper)

Your King & Country Need You at Recruitment to the British Army during the First World War, by Lawson Wood (restored by Adam Cuerden)

Women of Britain Say - "Go" at British women's literature of World War I, by E. J. Kealey (restored by Adam Cuerden)

Loading a shrapnel shell into a gun, by Photopress

Destroy this Mad Brute: Enlist at Anti-German sentiment, by Harry Ryle Hopps (restored by Christoph Braun)

Darwan Singh Negi is carried into a hospital, by L.N.C. (restored by Adam Cuerden)

Christmas truce, by A. C. Michael

British recruiting poster from 1915 at German bombing of Britain, 1914–1918, by the Publicity Department of the Central Recruiting Depot (restored by Adam Cuerden)

SM U-21 sinking the Linda Blanche, by Willy Stöwer

Britain Needs You At Once at History of the United Kingdom during the First World War, unknown artist (restored by Adam Cuerden)

A Hannover CL.III shot down on 4 October 1918, by J. E. Gibbon (restored by Keraunoscopia)

Is Your Home Worth Fighting For? at Ireland and World War I, by unknown artist (restored by Adam Cuerden)

German war bond poster, by Lucian Bernhard (edited by Bellhalla)

The Crucified Soldier, by Fernando Amorsolo (edited by Crisco 1492)

"Only the Navy Can Stop This!" at U-boat campaign, by William Allen Rogers (edited by Adam Cuerden)

1918 Navy Enlistment Poster at History of the United States Navy, by Vojtech Preissig (edited by Durova)

French mutilé with mask at Craniofacial prosthesis, unknown author (edited by Durova)

French mutilé without mask at Craniofacial prosthesis, unknown author (edited by Durova)

Australian military encampment at Australian Light Horse, by American Colony Jerusalem (edited by Durova)

After the War a Medal and Maybe a Job at Opposition to World War I, by John Sloan (edited by Durova)

National Fund for the Welsh Troops at History of the United Kingdom during the First World War, by Frank Brangwyn (edited by Durova)

Yiddish World War I poster at History of the Jews in the United States, by Charles Edward Chambers (edited by Durova)

Turkish heliograph crew at Huj, by American Colony Jerusalem (edited by Durova)

A poilu on leave, by Adolphe Willette (edited by Durova)

Joan of Arc saved France–Women of America, save your country–Buy War Savings Stamps at War savings stamps of the United States, by Coffin and Haskell (edited by Durova)

Canadian victory bond poster in English at Military history of Canada during World War I, author unknown (edited by Durova)

Canadian victory bond poster in French at Military history of Canada during World War I, author unknown (edited by Durova)

Ottoman machine gun corps during the Second Battle of Gaza, by American Colony Jerusalem (edited by Durova/Fir0002)

Ottoman camel corps in the Raid on the Suez Canal, by American Colony Jerusalem (edited by Durova)

Ottoman trenches on the shores of the Dead Sea at Middle Eastern theatre of World War I, by American Colony Jerusalem (edited by Durova)

Sheep club poster at Sheep farming, by Breuker & Kessler, Co. (edited by Durova)

Wrecked German ammunition train at Technology during World War I, by Schutz Group photographers (edited by Durova)

Red Cross recruiting poster for nurses at History of nursing, by David Henry Souter (edited by Durova and Steven Crossin)

Australian Army recruitment poster at Australian Army during World War I, by Norman Lindsay (edited by Durova)

I Want YOU for the Navy at Women in the World Wars, by Howard Chandler Christy (edited by Durova)

Allied bombing over German lines at Aviation in World War I, by unknown author

Australian infantry with Small Box Respirators at Chemical weapons in World War I, by Frank Hurley (edited by Yummifruitbat)

Trenches of the 11th Cheshire Regiment at Trench warfare, by Ernest Brooks