SS President Coolidge motors ranged from a tenth horsepower to the 13,250 horsepower main motors. The ship had refrigerated cargo space. "President Coolidge" was initially designed for 350 first class, 150 "special" or intermediate class passengers with space for 1,260 passengers of all classes and a crew of 300. The ship was launched on 21 February 1931 after Mrs. Calvin C. Coolidge broke a bottle of water that came from a brook on the Coolidge farm in Vermont on the bow. "President Hoover" and "President Coolidge" ran between San Francisco and Manila via Kobe and Shanghai, and some round the World voyages that
Calvin Coolidge W. Case, using the Phonofilm sound-on-film process he developed for Lee DeForest, filmed Coolidge on the White House lawn, making Coolidge the first president to appear in a sound film. The title of the DeForest film was "President Coolidge, Taken on the White House Grounds". When Charles Lindbergh arrived in Washington on a U.S. Navy ship after his celebrated 1927 trans-Atlantic flight, President Coolidge welcomed him back to the U.S. and a sound-on-film record of the event exists. Calvin Coolidge John Calvin Coolidge Jr. (; July 4, 1872 – January 5, 1933) was an American politician and the 30th President