Masters of the air.
Contributors: Smithsonian Institution.
Series: Smithsonian publication; no. 4183; Publication (Smithsonian Institution) ;; no. 4183.
Publisher: Smithsonian Institution
Published: 1954
Place of publication: Washington
Language: eng
Number of pages: 31
Subjects: Aeronautics -- History.; Aeronautics -- Flights.; Airplanes.