Propaganda poster on submarine warfare

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Propaganda poster on submarine warfare 1918 Germany - World War I Private collection

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Size: 3564px × 2717px
Photo credit: © Photo12 / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: &, /, 20th, battle, characters, events, great, historical, poster, propaganda, sea, submarine, war, warfare, world, ww1, wwi,  ,  /,  boat,  germany,  political,  scale,  submarine,  transport,   naval