TY  - BOOK
ED  - Indian Affairs and Northern Development.
TI  - Studies of bird hazards to aircraft
U1  - 363.12493 21st ed.
PY  - 1971///
CY  - Canada
PB  - Indian Affairs and Northern Development
KW  - Aeronautics-Safety measures
KW  - Aircraft bird strikes
KW  - Airplanes-collision avoidance
KW  - Airports-Bird control
ER  -