ESC
Sigurd F. Olson

Sigurd F. Olson

Sigurd Ferdinand Olson was an American author, environmentalist, and advocate for the protection of wilderness.

Born1899-04-04, Chicago, Illinois, United States
Died1982-01-13, Ely, Minnesota, United States
Linkshttps://en.wikipedia.org/wiki/Sigurd_F._Olson