Keywords: USS Rivalen (SP-63).jpg en wikipedia 2012 July 15 Motorboat Rivalen in 1916-1917 prior to her 1917-1919 United States Navy service as patrol boat USS Rivalen SP-63 http //www navsource org/archives/12/170063 htm or 1916 1917 U S Navy photo PD-USGov-Military-Navy Original upload log en wikipedia USS+Rivalen+ 28SP-63 29 jpg 2009-01-31 19 57 Mdnavman 740×620× 97295 bytes <nowiki> Motorboat Rivalen in 1916-1917 prior to her 1917-1919 United States Navy service as patrol boat USS Rivalen SP-63 http //www navsource org/archives/12/170063 htm 1916 or 1</nowiki> __NOTOC__ Ships built in 1917 Patrol vessels Patrol vessels of the United States Naval ships of the United States Ships built in Massachusetts World War I ships of the United States |