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Geological map of Keweenaw Point, Lake Superior, Michigan

Title
Geological map of Keweenaw Point, Lake Superior, Michigan / by J.W. Foster & J.D. Whitney ; S.W. Hill and W. Schlatter, assistants.
Published
Philadelphia : P.S. Duval's Steam Press, [1849]
Physical Description
1 map : color ; 25 x 50 cm
Cartographic Detail
Scale [ca. 1:185,000] (W 88°48ʹ--W 87°35ʹ--N 47°29ʹ--N47°06ʹ).
Notes
Relief shown by spot heights and hachures; depths shown by soundings.
Shows mineral lands, mines, and furnaces.
Format
Maps & GIS
Language
English
Added to Catalog
November 22, 2013
Genre/Form
Maps - Michigan - 1849.
Citation

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