01307Qam a2200277Ia 4500008307502MiAaHDL20111212000000.0m d cr bn ---auaua780330s1818 paub 000 0 eng dsdr-ucsc.b11205714HDCHDCm.c.CU-SCQ11.P6 n.s. v.1:1(OCoLC)3764847Maclure, William,1763-1840.Observations on the geology of the United States of North America;with remarks on the probable effects that may be produced by the decomposition of the different classes of rocks on the nature and fertility of soils: applied to the different states of the Union, agreeably to the accompanying geological map.With two copper plates. Read May 16th, 1817.[Philadelphia,A. Small,1818]91 p.col. map (fold.), col. diagr. (fold.)29 cm.American Philosophical Society. Transactions. New series.v. 1, no. 1Mode of access: Internet.GeologyUnited States.On the geology of the United States.00830750220111212000000.020120815095258.02025-04-18T18:06:25ZSDR-UCSCIII - MILLENIUMloader.pl-001-001BKsdr-ucsc.b11205714uc1SDRUCSCuc1.32106008399278UC.b11205714UCUCSC20250418googleuc1.321060083992781818pdbibUS bib date1 < 1931