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Hacker, Carlotta, 1931-

Great Canadian inventors / Carlotta Hacker. - Calgary : Weigl Educational Publishers, 2000. - 48 p. : ill. (some col.) ; 27 cm. - Great Canadians . - Great Canadians (Calgary, Alta.) .

Includes bibliograpical references and index.

1896990355 : $24.95


Inventors--Biography.--Canada
Inventions--History.--Canada

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