A photograph taken on March 5, 1918, at Key West Naval Station in Key West, FL. The image depicts a partly submerged submarine, with only the periscope showing. The submarine in question is identified as K4. The photograph was taken by Lt. Kingsmore and the signature of can also be seen.

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Size: 7983px × 6305px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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