A military recruitment poster reading "Even a dog enlists, why not you?" for World War I (1914-1916) chromolithograph by… https://www.rawpixel.com/image/10893460/image-dog-cat-artFree Image from public domain licenseA military recruitment poster reading "Even a dog enlists, why not you?" for World War I (1914-1916) chromolithograph by… https://www.rawpixel.com/image/10545832/image-dog-cat-personFree Image from public domain licenseSixteen French doctors with attributes of their specialties. Colour lithograph by A. Barrère, ca. 1906. https://www.rawpixel.com/image/13960983/image-cartoon-person-artFree Image from public domain licenseMaurice Bourguignon. "Le Dernier raid des zeppelins, 29 au 30 janvier 1916". Paris, musée Carnavalet. https://www.rawpixel.com/image/7726062/image-art-sky-public-domainFree Image from public domain licenseSoldiers watching a revue. Colour process print, ca. 1916, after J. Thiriar. https://www.rawpixel.com/image/13966833/soldiers-watching-revue-colour-process-print-ca-1916-after-thiriarFree Image from public domain licenseBritish ambulance shattered by shell-fire at the French (Verdun) front : British ambulances for French wounded : we staff… https://www.rawpixel.com/image/13963006/image-paper-face-personFree Image from public domain licenseHamburgs Dankeswoche. A color postcard featuring two women on the steps of a war memorial that has iron cross. The iron… https://www.rawpixel.com/image/8786514/image-art-vintage-womenFree Image from public domain licenseOne of our relief stations with British voluntary lady workers / British Committee of the French Red Cross. https://www.rawpixel.com/image/14000864/image-people-cross-clothingFree Image from public domain licenseAt Ferry Post, Ismalia 1916. From the album: Photograph album of Major J.M. Rose, 1st NZEF (1916). https://www.rawpixel.com/image/13027670/image-rose-face-horseFree Image from public domain licenseBritish ambulance shattered by shell-fire at the French (Verdun) front : British ambulances for French wounded : we staff… https://www.rawpixel.com/image/14018104/image-person-fire-public-domainFree Image from public domain licenseXmas 1916 : "H" Company, 13th Batt. Training Reserve : menu ... / Chairman Co.-S.N. P.W. Allsop. https://www.rawpixel.com/image/14008372/image-paper-xmas-bookFree Image from public domain licenseSoldiers watching a revue. Colour process print, ca. 1916, after J. Thiriar. https://www.rawpixel.com/image/14010304/soldiers-watching-revue-colour-process-print-ca-1916-after-thiriarFree Image from public domain licenseWorld War I: a Scottish soldier, wearing the kilt, lying wounded on a battlefield. Oil painting by Ernest Board, ca.… https://www.rawpixel.com/image/13978364/image-sunset-frame-personFree Image from public domain licenseWorld War I: a Scottish soldier, wearing the kilt, lying wounded on a battlefield. Oil painting by Ernest Board, ca.… https://www.rawpixel.com/image/13979395/image-sunset-person-artFree Image from public domain license