6i4 



SUBJECT INDEX 



*Nickel deposits in the lower Copper 

 River valley, Alaska. R. M. OvER- 

 BECK. 472. 



*Oil and gas prospects of the Huntley 

 field, geology and. E. T. Han- 

 cock. 521. 



*Oil field, the Mule Creek, Wyoming. 



E. T. Hancock. 598. 



*Oil field, the Sunset-Midway, Cali- 

 fornia. Part II. Geochemical re- 

 lations of the oil, gas, and water. 

 G. S. Rogers. 523. 



*Oil field, the Upton-Thornton, 

 Wyoming. E. T. Hancock. 522. 



*Oil in the Warm Spring and Hamil- 

 ton domes near Thermopolis, Wy- 

 oming. A. J. Collier. 519. 



Oscillations, major causes of land 

 and sea. E. O. Ulrich. 57. 



fOverthrust, the Heart Mountain, 

 near Cody, Wyoming. D. F. Hew- 

 ETT. 51. 



*Peat in the Dismal Swamp, Virginia 

 and North Carolina. C. C. Osbon. 

 574. 



fPhysiography, geology and, of the 

 Papago country, Arizona. Kirk 

 Bryan. 52. 



*Placer mining in the Tolovna Dis- 

 trict, Alaska. R. M. Overbeck. 

 522. 



*Platinum group, metals of — osmium, 

 platinum, palladium, iridium, rho- 

 dium, ruthenium, bibliography of. 

 J. L. Howe and H. C. Holtz.^ 

 301. 



*Porcupine Gold Placer District, 

 Alaska. H. M. Eakin. 326. 



*Surface formations and agricultural 

 conditions in southern half of 

 Minnesota. Frank Leverett and 



F. W. Sardeson. 471. 



Survey, geological, functions and 

 ideals of a national. F. L. Ran- 

 SOME. 85. 



*Tertiary calcareous algae from islands 

 of St. Bartholomew, Antigua and 

 Anguilla (West Indies). Marshall 

 A. Howe. 46. 



*Tertiary decapod crustaceans. West 

 Indian. Mary J. Rathbun. 46. 



*Tertiary mollusks from the Leeward 

 Islands and Cuba. C. W. Cookb. 

 46. 



fWar, application of geology to. 

 Alfred H. Brooks. 331. 



*West Indies, contribution to geology 

 and paleontology of. T. W. 

 Vaughn. 46. 



See also Metallography, Mineralogy, 

 Paleontology, Petrology and Vol- 

 canology. 

 Geophysics. § American Geophysical Un- 

 ion, organization of. 337. 



Earth, internal constitution of. Wal- 

 ter D. Lambert. 122. 



tEarth, the nature of the interior, of. 

 L. H. Adams. 498. 



tEarthquakes and elastic properties 

 of the earth. E. D. Williamson. 

 498. 

 Hydrology. *Floods of January, 1916, 

 in southern California. H. D. 

 McGlashan and F. C. Ebert. 

 473. 



*Ground water in Reese River Basin 

 and adjacent parts of Humboldt 

 River Basin, Nevada. Gerald A. 

 Waring. 473. 



*Ground water in the San Jacinto 

 and Temecula Basins, California. 

 Gerald A. Waring. 472. 

 Ichthyology. Fish fauna of the Cor- 

 dillera of Bogota. Carl H. Eigen- 



MANN. 460. 



fObnoxious fishes, keeping them out 

 of Yellowstone Park . H . M . Smith . 

 584. 



jTrout, food and parasitism of native 

 and introduced in Yellowstone Park. 

 H. M. Smith. 584. 



fTrout of the Great West. W. C. 

 Kendall. 581. 



fYellowstone Park, maintaining fish 

 supply in. H. M. Smith. 584. 

 Inorganic Chemistry. *Relations be- 

 tween tridymite and cristobalite. 

 Clarence N. Fenner. 44. 



