Geological map of Keweenaw Point, Lake Superior, Michigan; by J. W. Foster & J. D. Whitney; S. W. Hill and W. Schlatter, assistants.
Description:
Relief shown by spot heights and hachures; depths shown by soundings. Shows mineral lands, mines, and furnaces. Appears in: Jackson, Charles T. Report of the geological and mineralogical survey of the mineral lands of the United States in the state of Michigan. Washington, 1849. between p. 624 and 625. 1 map: hand col.; 28 x 56 cm.
Creator:
Foster, J. W. (John Wells), 1815-1873, Hill, S. W. (Samuel Worth), 1815-1889, P.S. Duval & Co., Schlatter, Wm. (William), and Whitney, J. D. (Josiah Dwight), 1819-1896
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