Mineral resources of the Rainbow Lake Wilderness Area and Flynn Lake Wilderness Study Area, Bayfield County, Wisconsin /
Cannon, William F.
United States.Bureau of Mines.
United States.Government Printing Office.
Geological Survey (U.S.)
Washington : U.S. Govt. Print. Off.,
1981.
Prepared by U.S. Geological Survey and U.S. Bureau of Mines.
Includes bibliographical references (p. 19).
Mines and mineral resources