Description: Papers of Ernest Ingold '09, including correspondence with Robert B. Downs (1971); photographs, articles, circulars and diagrams concerning Atwater Kent radios and radio equipment (1922-24, 1927); meetings and training sessions on radio maintenance and service (1924); an early home-built radio set (1923); 1931 radio market; radio sales; the completion of Ingold's home in the Hillsboro plot on the San Francisco peninsula and economic conditions in the radio industry in 1929-30. The papers include correspondence with Earl Warren (1945, 1948, 1950, 1953, 1956), Herbert Hoover (1952, 1954, 1956, 1959-60), Frank Merriam (1937), Nelson Rockefeller (1943), Douglas McKay (1952), Alfred P. Sloan and Harlow Curtice (1957) and Richard M. Nixon (1968) about automobile business matters, California Political affairs and San Francisco area work for the Boys Clubs of America. This series also includes a scrapbook of press clippings relating to Ingold gifts of Shakespearean folios to the U. of I. Library (1950-71), and the exhibiting of this material.