TY  - BOOK
ED  - United States.
ED  - United States.
ED  - United States.
TI  - General aviation activity survey
U1  -  387.740973021 
PY  - 1972///
CY  - Washington, D.C.
PB  - U.S. Dept. of Transportation, Federal Aviation Administration, Office of Management Systems, Information and Statistics Division
KW  - Aeronautics, Commercial
KW  - United States
KW  - Statistics
KW  - Airplanes, Company
KW  - Private planes
N1  - Latest issue consulted: 1975
ER  -