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 Bridge with distinctive design on its granite-faced abutment pylons. Art Deco ornamentation on the pylons includes carved eagles and incised carved lettering. The bridge, a replacement of a previous structure destroyed in the 1936 flood, was funded under the Hayden Cartwright Act, one of the numerous federal aid programs designed to provide construction jobs during the Great Depression. It was designed by W & L Engineering Co. in conjunction with Maurice A. Reidy as consultant and Desmond and Lord as architects. The bridge was built by T. Stuart & Sons. The bridge was named as a memorial to President Calvin Coolidge