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