Economic regulations in force July 1, 1949, as amended.
Publisher: U.S. Govt. Print. Off.
Published: 1950
Place of publication: Washington
Language: eng
Subjects: Aeronautics -- Law and legislation -- United States.
Notes: Accompanied by Amendment no. 1 to pt. 224 (leaf), Amendment no. 1 to pt. 234 (2 p.), and Amendment no. 2 to pt. 292 (leaf)