| Book | Requires cookie* | 1 | Title: | Letter of the Secretary of the Treasury, communicating a report of a geological reconnoissance of the Chippewa Land District of Wisconsin, and the northern part of Iowa
| | | Creator: | Owen, David Dale, 1807-1860 | | | | United States General Land Office. | | | Publication: | s.n, Washington, D.C,1848] | | | Call #: | QE73 O97L | | | Extent: | 134 p., [76] p. of plates : ill., maps ; 23 cm. | | | Subjects: | Geology -- Wisconsin | Geology -- Iowa | Geology -- Minnesota
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Book | Requires cookie* | 2 | Title: | Report of a geological exploration of part of Iowa, Wisconsin, and Illinois: made under instructions from the Secretary of the Treasury of the United States, in the autumn of the year 1839; with charts and illustrations
| | | Creator: | Owen, David Dale, 1807-1860 | | | Publication: | Govt. Print. Off.], Washington,1844. | | | Notes: | Revised edition of the author's Mineral lands of the United States. Report of John Locke, M. D. on barometrical observations, altitudes and geological sections: p. [147]-189. "Report on the timber, soil, and productiveness of the mineral district, by E. Phillips, Sub-agent": p. 189-191. | | | Call #: | QE73 O97 | | | Extent: | 191 p. plates (part fold.) fold. maps. 23 1/2 cm. | | | Subjects: | United States. -- General Land Office | Geology -- Iowa | Geology -- Wisconsin | Geology -- Illinois | Mines and mineral resources -- Iowa | Mines and mineral resources -- Wisconsin | Public lands -- United States
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