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  • Arnold Roos

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  • Arnold Roos
    Parks Canada

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Online publication: Oct. 6, 2021

URI
https://id.erudit.org/iderudit/1082228ar
DOI
https://doi.org/10.7202/1082228ar

A document of the journal HSTC Bulletin

Volume 2, Number 4 (8), August 1978, p. 4

All Rights Reserved © Canadian Science and Technology Historical Association / Association pour l'histoire de la science et de la technologie au Canada, 1978