Book Reviews

Iowa Geological Survey, Volume I: First Annual Report, for 1892. By Samuel Calvin, State Geologist, Des Moines, 1893. 472 p., 8vo. 10 plates and 26 figures

Science  06 Oct 1893:
Vol. ns-22, Issue 557, pp. 193
DOI: 10.1126/science.ns-22.557.193
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