The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Looking West from Spanish Cannon. Seaside Park. Bridgeport. Conn. 50767. H. H. Jackson
Gibraltar From Spanish Coast. Rock Photographic Studio. RP
Rock of Gibraltar from Spanish Coast. Plastichrome. Rock Photographic Service
El Salvador. Berlin Camp. Civil War Victim. From Christian Aid. Expression Printers. Mike Goldwater
Imperial War Museum. Ludwig Hohlwein. Volksspende fur die Deutschen Kriegs. Und Zivil Gefangenen. Collections of the German Prisoners of War and Civil Interness. Gavin Martin. Poster Series. No. 2
Crown. Ypres after Two years of War. Daily Mail War Pictures. Official War Photographs. Censor. Series 6. No. 47
Prussian Guard. German Uniforms. First World War series. Imperial War Museum. Crown. No. 5
A call to arms. Imperial War Museum. Gavin Martin Limited. First World War Humorous Postcard Series