The Civil Aeronautics Board accident report into Trans-Canada Air Lines Flight 304. The CAB was the precursor to the NTSB and part of the Department of Transportation.
Full title: Accident Investigation Report: Trans-Canada Air Lines Viscount, CF-TGR, Flat Rock, Michigan, July 9, 1956
Civil Aeronautics Board, US Dept of Transportation
1957-03-11
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