"USS California"@en . "1917-04-28Z"^^ . "1918-11-23Z"^^ . "USS California (SP-647) -- later known as USS SP-647 -- was originally a motorboat used by the San Francisco Bar Pilots Association as a pilot boat. She was leased by the Navy, and outfitted as an armed patrol craft, assigned to patrol and protect San Francisco harbor. At war\u2019s end, she was returned to the pilot\u2019s association."@en . . "17.6784"^^ . . "returned to the San Francisco Bar Pilots Association in November 1918" . . .