848 



CATALOGUE AND INDEX OF 



[BULL. 127. 



Schmidt, Adolf — Continued. 



Tlie lead region of central Missouri. 



Geol. Surv. Missouri, including Jield worlt 

 of 1873-74, Report, vol. 1, pp. 503-577, Jefferson 

 City, 1874. 



On tlie forms and origin of the lead 



and zinc deposits of southwestern Mis- 

 souri. 



St. Louis Acad. Sci., Trans., vol. 3, pp. 246- 

 252, 1878. 



Abstract, Am. Jour. Sci., 3d series, vol. 10, 

 pp. 300-301, 1875. 



and Leonhard, Alexander. The 



lead and zinc regions of southwestern 

 Missouri. 



Geol. Surv. Missouri, including iield work 

 of 1873-74, Report, vol. 1, pp. 381-502, Jefferson 

 City, 1874. 

 Schmidt, Julius. [Eeise durch San Sal- 

 vador.] 



Neues Jahrbuch, 1855, pp. 170-171, 1855. 

 Schmitz, E. J. Contributions to the 

 geology of Alabama. 



Am. Inst. Mining Eng., Trans., vol. 12, pp. 

 144-172, 1884. 



Geology and mineral resources of 



the Eio Grande region in Texas and 

 Coahuila. 



Am. Inst. Mining Eng., vol. 13, pp. 388-405, 



map, 1885. 



Schneider, Edward A. An analysis of a 



soil from Washington Territory, and 



some remarks on the utility of soil 



analysis. 



Am. Jour. Sci., 3d series, vol. 36, pp. 236-247, 

 1888. 

 Schoepf, Johann David. Beitrage zur 

 mineralogischen Kenntniss des ost- 

 liohen Theils von Nord-Amerika und 

 seinen Gebirge, 194 pages, Erlangen, 

 1787. 

 Schoolcraft, Henry E. A view of the 

 lead mines of Missouri, including some 

 observations on the mineralogy, geol- 

 ogy, geography, antiquities, soil, cli- 

 mate, population, and productions of 

 Missouri, Arkansas, and other sections 

 of the Western country, 299 pages, 3 

 plates, New York, 1819. 



Abstract, Am. Jour. Sci., vol. 3, pp. 69-72, 

 1821. 



Account of the native copper on the 



southern shore of Lake Superipr, with 

 historical citations and miscellaneous 

 remarks, in a report to the Department 

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Am. Jour. Sci., vol. 3, pp. 201-216, 1821. 

 Abstract, Quart. Jour. Sci., vol. 12, pp. 422- 

 423, 1822. 



Schoolcraft, Henry E. — Continued. 



Narrative journal of travels through 



the Northwestern regions of the United 

 States, extending from Detroit through 

 the great chain of American lakes to 

 the sources of the Mississippi Kiver, 

 performed as a member of the expedi- 

 tion under Cass, in 1820, 419 pages, 

 map, 8 plates, Albany, 1821. 



Eemarkable fossil tree found about 



50 miles southwest of Lake Michigan 

 on the Eiver Des Plaines in the north- 

 east angle of the State of Illinois. 

 Am. Jour. Sci., vol. 4, pp. 285-291, 1822. 



On the number, value, and position 



of the copper mines on the southern 

 shore of Lake Superior. 



17th Cong., 2d sess., Senate papers, Poc. 5, 33 

 pages [Washington, 1822]. 



Narrative of an expedition through 



the Upper Mississippi to Itasca Lake, 

 the actual source of this river, 301 

 pages, map. New York, 1834. 



Contains report by D. Houghton, pp. 287-2D2. 



On the production of sand storms 



and lacustrine beds, by causes asso- 

 ciated with the North American lakes. 

 British Assoc, Report, vol. 12, Trans, of sec- 

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Abstract, Am. Jour. Sci., vol. 44, pp. 368- 

 370,1843. 



Summary narrative of an exploratory 



expedition to the source of the Missis- 

 sippi Eiver in 1820, resumed and com- 

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 Itasca Lake in 1832, Philadelphia, 1854. 



Discovery of a coal basin on the 



western borders of the Lake of the 

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Am. Jour. Sci. , 2d series, vol. 19, pp. 232-234 

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Allen, J., and. Letter from the Sec- 

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School of Mines. The Marquette iron 

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School of Mines Quart., vol. 3, pp. 35-48, 

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The iron mines of New Jersey. 



School of Mines Quart., vol. 4, pp. 111-121, 

 1883. 



