Inventors and Innovators | The Canadian Encyclopedia

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    Wallace Rupert Turnbull

    Wallace Rupert Turnbull (Rupert), aeronautical engineer (born 16 October 1870 in Saint John, NB; died 26 November 1954 in Saint John, NB). Turnbull is credited with building Canada’s first wind tunnel in Rothesay, NB. He is also recognized for designing the first successful variable-pitch propeller, which he patented in 1922. (See also Aviation.)

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  • Article

    William Peyton Hubbard

    William Peyton Hubbard, politician, inventor, baker, coachman (born 27 January 1842 in Toronto, ON; died 30 April 1935 in Toronto). Hubbard was Toronto’s first Black elected official, serving as alderman (1894–1903, 1913) and controller (1898–1908), and as acting mayor periodically. A democratic reformer, he campaigned to make the city’s powerful Board of Control an elected body. Hubbard was also a leading figure in the push for public ownership of hydroelectric power, contributing to the establishment of the Toronto Hydro-Electric System.

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