High Quality Content by WIKIPEDIA articles! USS Weehawken (CM-12) was originally SS Estrada Polma — a car ferry built in 1920 by William Cramp Sons at Philadelphia, Pennsylvania. It was acquired by the United States Navy on 15 June 1942; renamed Weehawken on 18 July 1942; converted to a minelayer by the Bethlehem Steel Co. at Hoboken, New Jersey; designated CM-12; and commissioned on 30 September 1942, Lt. Cmdr. Ralph E. Mills, USNR, in command.