BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY, 1906-1907. 169 
Shattuck, George Burbank — Continued. 
2185. Description of the St. Marys quadrangle [Maryland-Virginia]. — U. S. 
Geo]. Survey, Geol. Atlas of U. S., folio no. 136, 7 pp., 1 fig., 2 maps, 1906. 
Describes the physiography, the occurrence, character, and relations of Tertiary and 
Quaternary formations, the geologic history, and the economic resources. 
2186. Development of knowledge concerning the principal features of Cal- 
vert County, with bibliography. — Maryland Geol. Survey, Calvert County, pp. 
25 53, 1 pi., 1907. 
2187. The physiography of Calvert County [Maryland]. — Maryland Geol. 
Survey, Calvert County, pp. 55-65, 2 pis., 1907. 
2188. The geology of Calvert County [Maryland]. — Maryland Geol. Survey, 
Calvert County, pp. 67-121, 6 pis., 7 figs., 1907. 
Describes tbe stratigraphy, structure, and areal distribution of Eocene, Miocene, and 
Pleistocene formations. 
2189. Development of knowledge concerning the physical features of St. 
Mary's County [Maryland], with bibliography. — Maryland Geol. Survey, St. 
Mary's County, pp. 25-53, 1 pi., 1907. 
2190. The physiography of St. Mary's County [Maryland]. — Maryland Geol. 
Survey, St. Mary's County, pp. 55-66, 1 pi., 3 figs., 1907. 
2191. The geology of St*. Mary's County [Maryland]. — Maryland Geol. Sur- 
vey, St. Mary's County, pp. 67-112, 10 pis., 5 figs., 1907. 
Describes the stratigraphy, structure, and areal distribution of Tertiary and Quater- 
nary deposits. 
2192. Some geological rambles, near Yassar College, Poughkeepsie [New 
York.] Poughkeepsie, The Yassar College Press, 1907. 108 pp., illus. 
Shattuck, George Burbank, Miller, Benjamin LeRoy, and Bibbins, Arthur. 
2193. Description of the Patuxent quadrangle [Maryland-District of Colum- 
bia].— U. S. Geol. Survey, Geol. Atlas of U. S., folio no. 152, 12 pp., 2 figs., 3 
maps, and columnar-section sheet, 1907. 
Describes the topography, the occurrence, character, and relations of Jurassic (?), 
Cretaceous, Tertiary, and Quaternary deposits, the geologic history, and the mineral and 
water resources. 
Shepard, Edward M. 
2194. Underground waters of Missouri, their geology and utilization. — V. S. 
Geol. Survey, W.-S. and Irrig. Paper no. 195, 224 pp., 6 pis., 6 figs., 1907. 
Includes an account of the stratigraphy and geologic history. 
Shepherd, E. S. 
The lime-silica series of minerals. — See Day and Shepherd, nos. 691, 692. 
Discussion of paper by T. T. Read : The phase rule and conceptions of igneous 
magmas. — See Day and Shepherd, no. 693. 
Die Kalkkieselreihe der Minerale. — See Day and others, no. 690. 
Sheridan, Jo E. 
2195. Report of the mine inspector for the Territory of New Mexico to the 
Secretary of the Interior for the year ended June 30, 1906. Washington, Gov- 
ernment Printing Office, 190(5. 87 pp. 
Includes notes on the occurrence and character of coal seams and chemical analyses 
of coals. 
2196. Report of the mine inspector for the Territory of New Mexico to the 
Secretary of the Interior for the fiscal year ended Juno 30, 1907. Washington, 
Government Printing Office, 1907. 48 pp. 
