Construction of Wind Tunnel in Downsview - 1972

 Construction started after the building at 4905 Dufferein St. opened in 1971 and was completed in late 1972.

Scroll down for five photos, ending with a 1981 view inside the tunnel



building model showing location of tunnel on the east side


Roy S Bourke showing scale model in 1972


construction phase in October 1972


70 HP fan with Roy S Bourke


inside view of tunnel in 1981

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