SS President Coolidge Newport News, Virginia built the two ships, completing "President Hoover" in 1930. The keel for "President Coolidge" was laid 22 April 1930 and the ship was delivered 1 October 1931. They were the largest merchant ships built in the United States up to that time. Each ship had turbo-electric transmission, with a pair of steam turbo generators generating current that powered propulsion motors on the propeller shafts. Westinghouse built the turbo generators and propulsion motors for "President Coolidge" but General Electric built the turbo generators and propulsion motors for "President Hoover". In the "President Coolidge" twelve Babcock & Wilcox superheater
Martha Coolidge Martha Coolidge Martha Coolidge (born August 17, 1946) is an American film director and former President of the Directors Guild of America. She has directed such films as "Real Genius" and "Rambling Rose". Coolidge was born in New Haven, Connecticut. She is a granddaughter of Arthur W. Coolidge, former Lieutenant Governor of Massachusetts, who was himself a fourth cousin of President Calvin Coolidge. Coolidge studied illustration at Rhode Island School of Design, but changed majors, becoming the first film major at the school. She earned her MFA from New York University's Tisch School of the Arts. Later in Los Angeles