UARTON.] 



NORTH AMERICAN GEOLOGY. 



245 



Claypole, E. "W.— Contimied. 

 I — — The lake age in Ohio, or some epi- 

 sodes in the retreat of the North Amer- 

 ican glacier. 



Edinburgh Geol. Soc, Trans., vol. 5, pp. 421- 

 458, plates, 1887. 



Abstracts, Am. Nal., vol. 22, p. 152 (J p.), 

 1887 ; Am. Geol., vol. 1, pp. 63-04, 1887 ; Popular 

 Sci. Monthly, vol. 33, pp. 428-429, 1838 ; "Lake 

 Cuyahoga: a study in glacial geology;" Am. 

 Assoc. Adv. Sci., Proc, vol. 30, p. 218, 1888. 



The materials of the Appalachians. 



Am. Nat., vol. 21, pp. 955-962, 1054-1060, 1887. 



The four great sandstones of Penn- 

 sylvania. [Abstract.] 



Am. Assoc. Adv. Sci., Proc., vol. 36, p 227 

 (i p.), 1888, 



Singular subterranean commotion 



near Akron, Ohio. 



Am. Geol., vol. 1, pp. 190-192, 1888. 



On some investigations regarding 



the condition of the interior of the 

 earth. 



Am. Geol., vol. 3, pp. 382-386, vol. 2, pp. 

 28-35, 1888. 



Abstract, British Assoc, Report of 48th. 

 meeting, pp. 669-670, 1889. 



The eccentricity theory of glacial 



cold versus the facts. 



Edinburgh Geol. Soc, Trans., vol. 5, pp. 

 534-548, 1868. 



Glaciers and glacial radiants in the 



ice age. 



Am. Geol., vol. 3, pp. 73-94, 1889. 



The story of the Mississippi-Mis- 

 souri. 



Am. Geol., vol. 3, pp. 361-377, 1889. 



Falls of rock at Niagara. 



Nature, vol. 39, p. 367 (J col.), 1889. 



Illustration of the " level of no 



strain" in the crust of earth. 

 Am. Geol., vol.5, pp. 83-88, 1890. 



The reality of a level of no strain in 



the crust of the earth. [Abstract. ] 

 Am. Assoc. Adv. Sci., Proc, vol. 38, p. 232 

 (i p.), 1890. 



The making of Pennsylvania. 



Am. Geol.,vol. 5, pp. 225-234, 1890. 

 The continents and deep seas. [Ab- 

 stract.] 



Geol. Soc. Am., Bull., vol. 2, pp. 10-16, 1891. 



Megalonyx in Holmes County, Ohio, 



1890. Part 2. 



Am. Geol., vol. 7, pp. U9-ir,3, 1891. 



An episode in the Paleozoic history 



of Pennsylvania. 



Am. Geol., vol. 8. pp. 152-159, 1891. 



Claypole, E. W. — Continued. 



On a deep boring near Akron, Ohio, 



and its significance. 



Am. Geol., vol. 8, p. 239 (J p.), 1891. 

 Abstract of paper read to Geol. Soc. Am. 

 1891. 



Claypole, K. B. Recent glacial work in 

 Europe. 



Popular Sci. Monthly, vol. 37, pp. 103-106, 

 1890. 



Clayton, J. E. On the geological struc- 

 ture and mode of occurrence of the 

 silver ores in the White Pine district. 

 California Acad. Sci., Proc, vol. 4, p. 89 

 (3 P-). 1873. 



The Glacial period, its origin and 



development. 



California Acad. Sci., Proc, vol. 6, pp. 123- 

 131, plate, 1876. 



Atlanta district [Idaho]. 



Am. Inst. Mining Eng., Trans., vol. 5, pp. 

 468-473, 1877. 



The Drumlummon group of veins and 



their mode of formation. 



Eng. and Mining Jour., vol. 46, pp. 85-86, 

 106-108, 4°, 1888. 



Extract from report to Montana Company 

 of London. 



The Cosur d'Alene silver-lead mines. 



Eng. and Mining Jour., vol. 45, pp. 108-109, 

 4°, 1888. 



Cleaveland, P. An elementary treatise 

 on mineralogy and geology, xii, 668 

 pages, Boston, 1816, 2d edition, 2 vols., 

 1822. 

 Clemson, Thomas G. TheHartz. Phys- 

 ical geography, state of industry, etc. 

 Am. Jour. Sci., vol. 19, pp. 105-130, plate, 

 1831. 



Flemington copper ore. 



Geol. Soc Pennsylvania, Trans., vol. 1, p. 

 167 (f p.), 1835. 



Notice of a geological examination 



of the country between Fredericksburg 

 and Winchester, in Virginia, including 

 the gold region. 



Geol. Soc. Pennsylvania, Trans., vol. 1, pp. 

 298-313, plate, 1835. 



Taylor, Richard, and. Notice of a 



vein of bituminous coal recently ex- 

 plored near Havana, Cuba. 



Am. Phil. Soc, Trans., vol. 6, new series, 

 pp. 191-197, plate, 1839. 



[Clerc, F. L.] The lead and zinc ores of 

 southwest Missouri. . 



Eng. and Mining Jour., vol. 33, pp. 397-398, 

 4°, 1887. [From a pamphlet. Not seen.] 



