INDEX. 



585 



Fauna of Allegheny and Cone- 

 maugh Series, Pa., Raymond, 79. 



— der Spiti-Sehief er des Himalaya, 

 Uhlig, 460. 



Floridian plateau, geologic history, 

 Vaughan, 240. 



Fossil faunas of St. Helen's brec- 

 cias, Williams, 241. 



Fossils, photographing by reflected 

 light, Burling, 99. 



Gneissoid structure in the Cortlandt 

 series, Rogers, 125. 



Kenai flora of Alaska, Hollick, 327. 



Mammals, Age of, Osborn, 150. 



Man, antiquity of in Europe, Mac- 

 Curdy, 240. 



Mink, new, from shell heaps of 

 Maine, Loomis, 227. 



Ortholetinae, British Carboniferous, 

 Thomas, 79. 



Palaontologie, Grundziige der, von 

 Zittel, 78. 



Paleogeography of North America, 

 Suess, 101. 



Paleozoic insects, new, from Illinois, 

 Handlirsch, 297, 353. 



— rocks of New York, Gushing, 135. 

 Patagonischen Cordillera, Geolo- 



gisch-petrographische Studien in 

 der, Quensel, 461. 



Pennsylvanian of Ohio, absence of 

 soil bed at base of, Hyde, 557. 



Permian reptiles of New Mexico, 

 Williston, 378. 



Podokesaurus holyokensis, Talbot, 

 469. 



Pteranodon, osteology, Eaton, 148. 



Silurian of Sweden, Moberg, 460. 



Slates, age of Virginia Piedmont, 

 Watson and Powell, 33. 



Southern Appalachian region, de- 

 nudation and erosion, 458. 



Tertiary faunal horizons, Wyo- 

 ming, Granger, 151. 



Thermal waters in the Yellowstone 

 National Park, Hague, 576. 



Trilobites, Ordovician, Eaymond, 

 79. 



Volcanic rocks of Victoria, Skeats, 

 80. 



Well at Waverly, Ohio, stratigra- 

 phy, Bassler, 19. 

 Gold crystals, Graham, 45. 

 Gooch, F. A., silver, estimation by 



electro-deposition, 109 ; estimation 



of barium, 212 ; use of sodium par- 



atungstate, 497. 

 Graham, R. P. D., native gold from 



Queen Charlotte Islands, B. C, 45. 

 Grand Canyon district, geological 



excursion, Johnson, 80. 

 Grating, plane, for spectrum meas- 

 urements, C. and M. Barus, 85. 



Gravity determinations at sea, Bauer 

 1. 



Groth, P., Chemical Crystallo- 

 graphy, 234. 



Guild, F. N., Mineralogy of Arizona, 

 463. 



H 



Handlirsch, A., new Paleozoic in- 

 sects from Illinois, 297, 353. 



Harvard College Observatory, see 

 OBSERVATORY. 



Heat generated by radio-active sub- 

 stances, Duane, 257. 



Heat-waves, focal isolation of long, 

 Rubens and Wood, 456. 



Hegner, R. W., Zoology, 83. 



Hess, F. L., striiverite, 432, 577. 



Hobart, H. M., Electric Motors, 78. 



Hollick, A., Kenai flora of Alaska, 

 327. 



Holm, I., Mullugo verticillata, 525. 



Hunt, W. F., Mineral Tables, 577. 



Hyde, J. E., absence of soil bed at 

 base of Pennsylvanian of Ohio, 557. 



I 



Illinois, new Paleozoic insects, Hand- 

 lirsch, 297, 353. 



— geol. survey, 335, 573. 



— oil fields, 1910, Blatehley, 335. 

 Indiana geol. survey, 333. 

 Insects, new Paleozoic from Illinois, 



Handlirsch, 297, 353. 



Ion, isolation of an, Millikan, 570. 



Ionization of atmosphere by radio- 

 active matter, Eve, 148. 



— of gases by a-particles from polo- 

 nium, Taylor, 249. 



Italian seas, investigation of, 581. 



Japanese Volcanoes, Friedlander, 



462. 

 Jenkins, E. H., obituary notice of 



W. H. Brewer, 71. 

 Johnson, J. P., Prehistoric Period of 



South Africa, 578. 

 Johnston, J., melting points of 



metals, 501. 

 Jolly balance, new, Kraus, 561. 

 Jordan, E. O., Bacteriology, 346. 



K 



Kip, H. Z., determination of the 

 hardness of minerals, 96. 



Kraemer, H., Botany and Pharma- 

 cognosy, 243. 



Kraus, E. H., new Jolly balance ; 

 561 ; Mineral Tables, 577. 



