142805 de Havilland Canada DHC-8/CT-142
of 402 squadron Canadian Armed Forces
CT-142 Aircraft are highly modified versions of the DHC-8 and are configured as Navigation Trainers. At the time of the photograph 402 Squadron was based in Winnipeg.
de Havilland Canada DHC-8 - Wikipedia Entry
Q400 NextGen based on the DHC-8 from Bombardier successors to de Havilland Canada