In the extreme northeastern corner of Minnesota, a trifle over one hundred miles north of Duluth, lies the Superior National Forest, a million and a quarter acres of the "Land of the Sky-Blue Waters." The area is a northland wilderness, still unmarred by civilization's improvements.
Hassel, W. C.
"A Superior Vacation,"
Ames Forester: Vol. 3
, Article 4.
Available at: https://lib.dr.iastate.edu/amesforester/vol3/iss1/4