. "10"^^ . . . . "USS Ruff (AMc-59) was a coastal minesweeper acquired by the U.S. Navy for the dangerous task of removing mines from minefields laid in the water to prevent ships from passing. The first ship to be named Ruff by the Navy, AMc-59, originally named Speaker, was laid down in 1940 by Martinolich Shipbuilding Co., San Diego, California; acquired by the Navy 31 December 1940; named Ruff and designated AMc-59 on 5 March 1941; launched 24 April 1941; sponsored by Miss Martha Jane Shown; and placed in service 31 October 1941."@en . . "1089213998"^^ . "as Speaker"@en . . . . . . . . . . . . . "13299897"^^ . "1941-04-24"^^ . . . "29870.4"^^ . . "340"^^ . "29.8704"^^ . "USS Ruff (AMc-59) was a coastal minesweeper acquired by the U.S. Navy for the dangerous task of removing mines from minefields laid in the water to prevent ships from passing. The first ship to be named Ruff by the Navy, AMc-59, originally named Speaker, was laid down in 1940 by Martinolich Shipbuilding Co., San Diego, California; acquired by the Navy 31 December 1940; named Ruff and designated AMc-59 on 5 March 1941; launched 24 April 1941; sponsored by Miss Martha Jane Shown; and placed in service 31 October 1941."@en . . "United States"@en . . . . "1940-12-31"^^ . . "--08-29"^^ . . . . . . . . . . . . "Disposed of, 29 August 1947" . . . . "7.3152"^^ . . . . "1940-12-31"^^ . "3515"^^ . "1946-01-23"^^ . . . "1946-01-23"^^ . . "1941-10-31"^^ . . . . . "1941-04-24"^^ . . "1941-10-31"^^ . . . "1946-02-07"^^ . "two .50 cal (12.7 mm) machine guns"@en . "USS Ruff (AMc-59)"@en . . . . "1940"^^ . "17"^^ . . . .