Twin, feather-light aluminum fan blades

Twin, feather-light aluminum fan blades, rotate on pivot bearings. Driven by warm air convection currents they produce a flickering light source.

G. Leslie Oliver, Mark Dorlandt Photography.
Ron Shuker, Nigel Heseltine.
c. 1930
Central Canada, CANADA
HHCC 2003.084
© 2011, HVACR Heritage Centre Canada. All Rights Reserved.


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