Bedrock geologic map of the Port Wing, Solon Springs, and parts of the Duluth and Sandstone 30ʹ X 60ʹ quadrangles, Wisconsin and Minnesota /

Bibliographic Details
Corporate Author:	Geological Survey (U.S.) (Cartographer)
Other Authors:	Nicholson, Suzanne W. (Cartographer)
Format:	Government Document Map
Language:	English
Published:	[Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 2006.
Series:	Scientific investigations map ; 2869.
Subjects:	Geology, Structural > Wisconsin > Douglas County > Maps. Geology, Structural > Wisconsin > Bayfield County > Maps. Douglas County (Wis.) > Maps. Bayfield County (Wis.) > Maps. Geological maps. Quadrangle maps.
Online Access:	https://purl.fdlp.gov/GPO/gpo63440

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