Sem (1863-1934). "Croquis de guerre (1914-1918), 2ème album". Gravure. Paris, musée Carnavalet. https://www.rawpixel.com/image/7727210/image-art-public-domain-sketchFree Image from public domain licenseWorld war one, weathered texture https://www.rawpixel.com/image/12549976/world-war-one-weathered-textureView licensePhotograph of San Francisco Yeomen Attached to the Naval Reserve, 06/1918. Original public domain image from Flickr https://www.rawpixel.com/image/8765791/photo-image-vintage-woman-personFree Image from public domain licensePNG soldiers at war sticker illustration, transparent background. Free public domain CC0 image. https://www.rawpixel.com/image/6559999/png-sticker-vintageFree PNG from public domain license“Watchful-Waiting”. WW1 poster featuring a pit bull (American [Pit] Bull Terrier dog) as representation of the U.S. Related… https://www.rawpixel.com/image/9976085/image-dog-face-personFree Image from public domain license"They serve France--How can I serve Canada? Buy Victory Bonds" World War I poster for Canadian wartime fundraising depicts… https://www.rawpixel.com/image/7667020/image-paper-art-vintageFree Image from public domain license"Mrs. Mina C. Van Winkle of Newark, New Jersey, in Uniform of Food Administration. She Was President of Woman's Political… https://www.rawpixel.com/image/8765908/photo-image-vintage-woman-personFree Image from public domain licenseSoldiers at war drawing, battle illustration vector. Free public domain CC0 image. https://www.rawpixel.com/image/6557430/vector-vintage-public-domain-illustrationFree Vector from public domain licenseOriginal public domain image from Flickr https://www.rawpixel.com/image/4027111/original-public-domain-image-from-flickrView licenseSopwith Triplane.The Sopwith Triplane was a British single seat fighter aircraft designed and manufactured by the Sopwith… https://www.rawpixel.com/image/4023709/photo-image-public-domain-planesFree Image from public domain licenseThe Nieuport 24 was an attempt by the Nieuport firm to prolong the success of its line of sesquiplane fighters. https://www.rawpixel.com/image/4022803/photo-image-city-buildingFree Image from public domain licenseThe Fokker Dr.I Dreidecker (triplane) was a World War I fighter aircraft built by Fokker-Flugzeugwerke. https://www.rawpixel.com/image/4022796/photo-image-building-public-domainFree Image from public domain licenseNieuport 24.The Nieuport 24 was a French biplane fighter aircraft during World War I designed by Gustave Delage as a… https://www.rawpixel.com/image/4024412/photo-image-building-public-domainFree Image from public domain licenseAlbatros B. 11.The Albatros B.II was a reconnaissance biplane used in the early years of the First World War, particularly… https://www.rawpixel.com/image/4024017/photo-image-wood-person-waterFree Image from public domain licenseDe Havilland DH82A Tiger MothThe de Havilland DH.82 Tiger Moth is a 1930s biplane designed by Geoffrey de Havilland and… https://www.rawpixel.com/image/4024893/photo-image-person-buildingFree Image from public domain licensePfalz D111.The Pfalz D.III was a fighter aircraft used by the Luftstreitkräfte during the First World War. The D.III… https://www.rawpixel.com/image/4024012/photo-image-city-buildingFree Image from public domain licenseFokker DR.1 'Dreidekker' Triplane 'The Red Barons plane'.With a three wing arrangement inducing substantial drag, the Fokker… https://www.rawpixel.com/image/4022751/photo-image-building-public-domainFree Image from public domain license