616 



INDEX 



*The luminous radiation from a 



black body, and the mechanical 



equivalent of light. 542. 

 The photoelectric sensitivity of 



various substances. 525. 

 *The reflecting power of tungsten 



and stellite. 561. 

 *The relative sensibility of the 



average eye to light of different 



colors, and some practical appli- 

 cations to radiation problems. 



427. 

 Emley, W. E. *Durability of stucco 



and plaster construction. 16. 

 Emmons, W. H. *The enrichment of 



ore deposits. 513. 

 Fairchild, C. O. The proper type of 



absorption glass for an optical 



pyrometer. 545. 

 Fairchild, David. fThe need of more 



foreign agricultural exploration. 



167. 

 Fath, A. E. *An anticlinal fold near 



Billings, Noble County, Oklahoma. 



38. 

 Ferguson, H. G. *Placer deposits of 



the Manhattan district, Nevada. 



266. 

 Fewkes, J. W. A prehistoric stone 



mortar from southern Arizona. 



459. 

 An initiation at Hano in Hopiland, 



Arizona. 149. 

 fPrehistoric ruins of the Mesa 



Verde National Park. 169. 

 Foote, P. D. Anode resistance films. 



593. 

 A visibility equation derived from 



the Ives and Kingsbury new 



luminosity equation. 317. 

 Probe-wire measurements of anode 



fall of potential. 482. 

 The proper type of absorption 



glass for an optical pyrometer. 



545. 



Criteria for gray radiation. 573. 



The resonance and ionization po- 

 tentials for electrons in sodium 



vapor. 517. 



Fowle, F. E. fSpectroscopic field 

 light. 238. 



Frachtenberg, L. J. fThe religious 

 ideas of the Northwest Coast In- 

 dians. 275. 



Galloway, B. T. fThe protection 

 and propagation of plant intro- 

 ductions. 168. 



Gidley, J. W. fThe origin of the 

 mammals. 196. 



Gilbert, G. K. *Hydraulic-mining 

 debris in the Sierra Nevada.- 600. 



Gilmore, C. W. *Brachyceratops, a 

 ceratopsian dinosaur from the 

 Two Medicine formation of Mon- 

 tana, with notes on associated fos- 

 sil reptiles. 267. 



*Contributions to the geology and 



paleontology of San Juan County, 

 New Mexico. 2. Vertebrate fau- 

 nas of the Ojo Alamo, Kirtland, 

 and Fruitland formations. 185. 



Goldman, M. I. fResults of the 

 microscopic examination of some 

 rocks from the oil fields of south- 

 eastern Ohio. 310. 



Gregory, H. E. *The Navajo coun- 

 try, a geographic and hydro- 

 graphic reconnaisance of parts of 

 Arizona, New Mexico, and Utah. 

 132. 



Grover, N. C. *Accuracy of stream- 

 flow data. 137. 



*Surface water supply of the 



United States, 1914, Parts I, II, 

 VII, XII. 135. 



et al. *Surface water supply of 



the United States, 1913, Part X, 

 the Great Basin. 135. 



Hares, C. J. *Anticline in central 

 Wyoming. 265. 



fGastroliths in the Cloverly for- 

 mation. 429. 



*The lignite field of northwestern 



South Dakota. 36. 



fThe southern extension of the 



Eagle sandstone and its relation 

 to the Niobrara shale in Wyoming. 

 429. 



