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Subject
- Balloon racing.[remove]6
- Aeronautics--Competitions.4
- Ballooning.3
- Gordon Bennett Cup Race.3
- International relations.3
- Aeronautics.1
- Balloonists.1
- Balloons.1
- Hawley, Alan Ramsay, 1869-1938.1
- Hot air balloons--Launching.1
- Kepner, William E., 1893-19821
- Post, Augustus, 1873-1952.1
- Speeches, addresses, etc.1
- Speeches, addresses, etc., English--Belgium.1
- United States Army.1
- United States Navy.1
- United States. Navy--Officers.1