Keywords: USS Helvetia (SP-3096).jpg Helvetia SP-3096 The United States Navy patrol vessel under full sail during World War while operating as a decoy ship during an antisubmarine patrol against German submarines off the United States East Coast photographed from the U S Navy submarine USS E-2 Submarine No 25 http //www history navy mil/photos/sh-usn/usnsh-h/sp3096 htm 1918 U S Naval History and Heritage Command photograph; collection is in the public domain PD-USGov-Military-Navy Original upload log en wikipedia USS+Helvetia+ 28SP-3096 29 jpg 2011-01-29 01 02 Mdnavman 740×445× 82732 bytes <nowiki> The United States Navy patrol vessel Helvetia SP-3096 under full sail during World War while operating as a decoy ship during an antisubmarine patrol against German submarines</nowiki> Helvetia ship 1905 Ships under sail |