Keywords: USS R-22 (SS-99).jpg en wikipedia 2012 July 15 R-22 SS-99 United States Navy submarine on sea trials off the United States East Coast eight months before she was commissioned http //www navsource org/archives/08/08099 htm 1919-02-15 U S Navy photograph PD-USGov-Military-Navy Original upload log en wikipedia USS+R-22+ 28SS-99 29 jpg 2009-11-29 03 41 Mdnavman 1000×731× 48075 bytes <nowiki> United States Navy submarine R-22 SS-99 on sea trials off the United States East Coast eight months before she was commissioned http //www navsource org/arc</nowiki> __NOTOC__ Ships built in 1918 Ships built in Connecticut Naval ships of the United States Submarines of the United States |