Air Policy Board : Hearing before a subcommittee of the Committee on Interstate and Foreign Commerce, United States Senate, Eightieth Congress, first session, on S. 293, a bill to amend the Transportation act of 1940 so as to establish a National Air Policy Board, and for other purposes, and S. 1276, a bill to provide for the establishment of a National Air Policy Board. May 17, 1947

"Air Policy Board : Hearing before a subcommittee of the Committee on Interstate and Foreign Commerce, United States Senate, Eightieth Congress, first session, on S. 293, a bill to amend the Transportation act of 1940 so as to establish a National Air Policy Board, and for other purposes, and S. 1276, a bill to provide for the establishment of a National Air Policy Board. May 17, 1947"