INDEX TO VOLUME XV III 781 



PAGE 



Finlay, George I. The Calculation of the Norm in Igneous Rocks 58 



Finlayson, A. M. Petrology and Structure of the Pyritic Field of 



Huelva, Spain. Review by Albert D. Brokaw . . .477 



Freis, R. Experimentaluntersuchungen iiber Ausscheidungsfolge von 



Silikaten bei zwei und drei Componenten. Review by E. S. . 103 



Gardner, James H. The Puerco and Torrejon Formations of the Naci- 



miento Group ......... 702 



Garrey, G. H., Frederick Leslie Ransome, and W. H. Emmons. The 



Geology and Ore Deposits of Goldfield, Nevada. Review by 



E. R. L 676 



. Geology and Ore Deposits of the Bullfrog District, Nevada. 



Review by Albert D. Brokaw . .482 



Genesis of Loess a Problem in Plant Ecology, The. By B. Shimek. 



Review by T. C. C. . . 294 



Geographical Essays. By William Morris Davis. Review by R. T. C. 296 

 Geologic der Steinkohlenlager. By von Dannenburg. Review by 



R. T. C 100 



George, R. D., and Others. Colorado Geological Survey, First Report. 



Review by E. R. Lloyd ........ 575 



Glacial Deposits, Comparison of North American and European. 



By Frank Leverett. Review by T. C. C. . . . . 470 



Glacial Lakes of Puget Sound. By J. Harlen Bretz .... 448 

 Glacial Lake Missoula, The. By J. T. Pardee ..... 376 

 Glacial Origin of Huronian Rocks of Nipissing, Ontario, On the. By 



Reginald E. Hore ......... 459 



Glaciation on the North Side of the Wrangell Mountains, Alaska. By 



Stephen R. Capps, Jr. ........ 33 



Glacier of Triassic Age, A Central African. By Sydney H. Ball and 



Millard K. Shaler 681 



Goldfield, Nevada, The Geology and Ore Deposits of. By Frederick 



Leslie Ransome, W. H. Emmons, and G. H. Garrey. Review by 



E. R. L. 676 



Golfier, J. Recherche des parametres qui caracterisent les types clas- 



siques de roches eruptives. Review by F. C. Calkins . . 477 



Grand Canyon, Arizona, Contributions to the Geology of the. Geology 



of the Shinumo Area. By L. F. Noble. Reviews by Albert D. 



Brokaw .......... 481, 579 



Grand Canyon District, Arizona, A New Erosion Cycle in the. By 



H. H. Robinson ......... 742 



Granites of Vermont, The. By T. Nelson Dale. Review by Charles 



J. Hares 573 



Gratacap, L. P. Geology of the City of New York. Review by 



R. T. C 102 



Grout, Frank F. Contribution to the Petrography of the Keweenawan 633 



