Report of progress of the state geological survey, communicated to the Illinois legislature, at their session of 1853.

Report of progress of the state geological survey, communicated to the Illinois legislature, at their session of 1853. - Springfield, Ill., Lanphier & Walker, Printers, 1853. - 13 p. 22 cm.

At head of title: 1853. House. 18th assem. "Report of the progress of the survey, from its organization [Aug. 1851] to the present time [Feb. 1853]"--p. 4.

gs 05000870


Geology--Illinois.

QE105 / .A14

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