Sigurd Ferdinand Olson (April 4, 1899 – January 13, 1982) was an American writer, environmentalist, and advocate for the protection of wilderness. For more than thirty years, he served as a wilderness guide in the lakes and forests of the Quetico-Superior country of northern Minnesota and western Ontario.
Sigurd Ferdinand Olson (April 4, 1899 – January 13, 1982) was an American writer, environmentalist, and advocate for the protection of wilderness. For more than thirty years, he served as a wilderness guide in the lakes and forests of the Quetico-Superior country of northern Minnesota and western Ontario.
Source: Wikipedia "Sigurd F. Olson" · CC BY-SA 4.0
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