Subject
- Military history6
- Canada. Royal Canadian Air Force5
- United States. Air Force5
- Canada. Canadian Armed Forces4
- Cold War (1945-1989)3
- Cuban Missile Crisis (1962)2
- Canada. Canadian Army1
- Korean War (1950-1953)1
- North American Aerospace Defense Command1
- Pearkes, G. R. (George Randolph), 1888-19841
- United Nations Emergency Force1
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