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
Calvin Coolidge the court's three liberal justices who would often vote to uphold New Deal legislation. President Franklin D. Roosevelt later appointed Stone to be chief justice. Coolidge nominated 17 judges to the United States Courts of Appeals, and 61 judges to the United States district courts. He appointed judges to various specialty courts as well, including Genevieve R. Cline, who became the first woman named to the federal judiciary when Coolidge placed her on the United States Customs Court in 1928. Coolidge also signed the Judiciary Act of 1925 into law, allowing the Supreme Court more discretion over its workload. After