Munsen family motion picture films (P89-091, SAFR 18589) consists of the Munsen family and their hydroplane raceboats in California from circa 1942 to 1950. The films depict the Dick and Bob Munsen, along with other family members and other racers, racing hydroplanes on the California racing circuit in Napa, Marysville, San Francisco, Livermore, Butte City, Sacramento and Los Gatos. Boats appearing in the films are the Munsen's C-211 "Maniac", C-171 and C-271.