doi:10.7916/d8-0w25-dc33Reminiscences of Herbert Clark Hoover : 1950Hoover, Herbert, 1874-1964oral historiestextPresidents--United StatesGovernment executives--United StatesRadio--Law and legislationAmateur radio stationsHoover, Herbert, 1874-1964McPherson, Aimee Semple, 1890-1944United States. Department of CommerceUnited States. Federal Radio CommissionRole in developing policy on radio broadcasting as Secretary of Commerce, 1921-27; annual radio conference, 1922-25; allocation of wave lengths, problems of monopoly, censorship, commercial use; Federal Radio Act, 1927; Aimee Semple McPherson; Federal Radio Commission; amateur operators