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A map of a portion of the Indian country lying east and west of the Mississippi River to the forty sixth degree of north latitude from personal observation made in the autumn of 1835 and recent authentic documents.

1836. Featherstonhaugh, George William, 1780-1866. 22 cm.);Printed by Gales and Seaton, 1835. (97 p., [1] folded leaf of plates : ill.;1 map;67 x 96 cm.;1:1,013,760 or 16 miles to 1 inch.

Geological map of Keweenaw Point, Lake Superior.

1847. Jackson, Charles T. (Charles Thomas), 1805-1880. 1 map: col.; 34 x 56 cm. This map is in the public domain. Please attribute access and use of this digitized map to the Stephen S. Clark Library, U...

Geological map of Keweenaw Point, Lake Superior, Michigan; by J. W. Foster & J. D. Whitney; S. W. Hill and W. Schlatter, assistants.

1849. Foster, J. W. (John Wells), 1815-1873.,Whitney, J. D. (Josiah Dwight), 1819-1896.,Hill, S. W. (Samuel Worth), 1815-1889.,Schlatter, Wm. (William),P.S. Duval & Co. Relief shown by spot heights and hachures; depths shown by soundings. Shows mineral lands, mines, and furnaces. Appears in: Jackson, Charles T. Rep...

Provisional geological map of part of the Chippeway sand district of Wisconsin with part of Iowa & of Minnesota Terratory [sic]: to illustrate the report of a geological reconnoissance made in 1847; by David Dale Owen.

1848. Owen, David Dale, 1807-1860. Shows area north and west of Wisconsin River watershed and south and east of the Saint Louis River and the upper Mississippi River. From: Senate ex...