. . . . . "Civil aeronautics authority Hearings before the committee on Commerce, United States Senate, Seventy-fifth Congress, third session, on S. 3760, a bill to create a Civil Aeronautics Authority to provide for the regulation of civil aeronautics, and for other purposes. April 5, 1938"@en . "Civil aeronautics authority. Hearings before the committee on Commerce, United States Senate, Seventy-fifth Congress, third session, on S. 3760, a bill to create a Civil Aeronautics Authority to provide for the regulation of civil aeronautics, and for other purposes. April 5, 1938" . . . . . . . . .