Keywords: USS Grayback (SS 208).jpg USS Grayback SS 208 from US government source public domain en wikipedia http //www navsource org/archives/08/0820802 jpg Source PD-USGov original upload log page en wikipedia USS_Grayback_ 28SS_208 29 jpg 2004-11-18 22 43 Pedant 450×189×8 53091 bytes <nowiki>USS Grayback SS 208 from US government source public domain</nowiki> Tambor class submarines |