01594nam a22002291 4500 gs 06000611 DLC 20260227111304.0 900508s1873 nyuabf s00010 eng c gs 06000611 //r902 U.S. Geol. Survey Libr./ICU ICU n-us-mo QE131 .A113 TN24.M8 A7 Copy 2. Missouri. Bureau of Geology and Mines. Preliminary report on the iron ores and coal fields from the field work of 1872. Printed by authority of the Legislature of Missouri under the direction of the Bureau of Geology and Mines. New York, J. Bien, 1873. xvi, 214, 441 p. plate, map, table. diagrs. 27 cm. and atlas of 9 (i.e.) 14 pl. (part fold., incl. 7 maps) 58 x 72 cm. Geology of Pilot Knob and its vicinity, by R. Pumpelly.--Analyses of iron-ores, pig-irons, and fuels, by R. Chauvenet and A.A. Blair.--Iron ores of Missouri, by A. Schmidt.--Geology of northwestern Missouri, by G.C. Broadhead, and of Lincoln County, by W.B. Potter.--Appendices: A. Report on the strength of building materials, C.A. Smith. B. Notes on such rocks of Missouri as admit of a fine polish, by G.C. Broadhead. C. List of fossils from the coal-measures of Missouri, collected in 1872, catalogued by C.J. Norwood. D. Schedule showing depth of coal seams below given horizons, by G.C. Broadhead. E. Map showing the boundaries of trees and shrubs, north Missouri, by G.C. Broadhead, 1858-1861. Geology, Economic Missouri. Iron ores Missouri. 24449 24449