670 RECENT PUBLICATIONS 



— Clarke, F. W. Analyses of Rocks and Minerals from the Laboratory 

 of the United States Geological Survey 1880 to 1908. [U.S. Geological 

 Survey Bulletin 419. Washington, 1910.] 



— Colorado School of Mines, Quarterly of, Vol. V, No. 4. [Golden, 1910-12.] 



— Crider, A. F. Cement and Portland Cement Materials of Mississippi. 

 [Mississippi Geological Survey Bulletin No. 1. Nashville, 1907.] 



— Cross, Whitman. The Natural Classification of Igneous Rocks. [Quar- 

 terly Journal of the Geological Society, Vol. LXVI (1910), pp. 470-506.] 



— Dall, We, H. and Bartsch, Paul. New Species of Shells Collected 

 by Mr. John Macoun at Barkley Sound, Vancouver Island, British 

 Columbia. [Memoir No. 14-N, Canada Department of Mines, Geo- 

 logical Survey Branch. Ottawa, 1910.] 



— Dowling, D. B. The Edmonton Coal Field, Alberta. [Memoir No. 

 8-E, Canada Department of Mines, Geological Survey Branch. Ottawa, 

 1910.] 



— Eastman, C. R. Devonic Fishes of the New York Formations. [Memoir 

 No. 10, New York State Museum. Albany, 1907.] 



— Elsden, J. V. Principles of Chemical Geology. [Whittaker & Co., New 

 York, 1910.] 



— Farrington, O. C. Meteorite Studies III. [Field Museum of Natural 

 History, Publication 145. Geological Series, Vol. Ill, No. 8. Chicago, 

 1910.] 



— Filchner, W., Nordenskjold, O., and Penck, A. Plan einer deutschen 

 antarktischen Expedition. [Sonderabdruck aus der Zeitschrift der 

 Gesellschaft fur Erdkunde zu Berlin, Jahrgang 1910, No. 3.] 



— Geological Survey of Western Australia, Report of the Annual Progress 

 for the Year 1909. [Perth, 1910.] 



— Glenn, L. C. Denudation and Erosion in the Southern Appalachian 

 Region and the Monongahela Basin. [U.S. Geological Survey, Profes- 

 sional Paper 72. Washington, 19 11.] 



— Grabau, A. W. Guide to the Geology and Paleontology of the Schoharie 

 Valley in Eastern New York. [Bulletin 92, Paleontology 13, New York 

 State Museum. Albany, 1906.] 



— Grant, U. S., and Higgins, D. F. Glaciers of Prince William Sound and 

 the Southern Part of the Kenai Peninsula, Alaska. [Bulletin American 

 Geographic Society, Vol. XLII, No. 10. Washington, 1910.] 



— Hazard, D. L. Results of observations Made at the Coast and Geodetic 

 Survey Magnetic Observatory at Baldwin, Kansas, 1905 and 1906. 

 [Department of Commerce and Labor, Coast and Geodetic Survey. 

 Washington, 19 10.] 



— Iowa Geological Survey, Vol. XX. Annual Report with Accompanying 

 Papers. [Des Moines, 1910.] 



— Johnson, J. P. The Stone Implements of South Africa. [Longmans, 

 Green & Co., New York, 1907.] 



