618 



INDEX 



Johnson, J. M. fA fourth pentace- 

 tate of galactose. 1*12. 



Jones, E. L., Jr. *Lode mining in the 

 Quartzburg and Grimes Pass por- 

 phyry belt, Boise Basin, Idaho. 

 14. 



*Reconnaisance of the Conconully 



and Ruby mining districts, Wash- 

 ington. 37. 



Judd, N. M. fNew types of Pueblo 

 ruins found in western Utah. 49. 



Katz, F. J. fAge of the Worcester 

 phyllite. 309. 



■ fStratigraphy in southwest Maine 



and southeast New Hampshire. 

 198. 



*The Newington moraine, Maine, 



New Hampshire, and Massachu- 

 setts. 515. 



Keith, Arthur. *The Newington mo- 

 raine, Maine, New Hampshire, and 

 Mas?achusetts. 515. 



KemptOn, J. H. A correlation be- 

 tween endosperm color and albi- 

 nism in maize. 146. 



Knopf, Adolph. An andalusite mass 

 in the pre-Cambrian of the Inyo 

 Range, California. 549. 



*Tin ore in northern Lander 



County, Nevada. 15. 



*Tungsten deposits of northwest- 

 ern Inyo County, California, 357. 



Knowlton, F. H. *A fossil flora from 

 the Frontier formation of south- 

 western Wyoming. 601. 



■ *Contributions to the geology and 



paleontology of San Juan County, 

 New Mexico. 4. Flora of the 

 Fruitland and Kirtland forma- 

 tions. 186. 



Lake, G. C. fS om e observations on 

 the toxicity and chemotherapy of 

 the heavy metals. 114. 



Langmuir, Irving. fThe constitu- 

 tion of liquids. 474. 



Larsen, E. S. Halloysite from Colo- 

 rado. 178. 



Leverrierite from Colorado. 208. 



Mineralogic notes. 6. 



The indices of refraction of ana- 

 lyzed rhodochrosite and siderite. 

 365. 



La Rue, E. C. *Colorado River and 

 its utilization. 15. 



Ledoux, A. Aurichalcite from Big 

 Cottonwood Canyon, Salt Lake 

 County, Utah. 361. 



Lee, W. T. fRelations of the Morri- 

 son and Sundance formations. 

 431. 



Leighty, C. E. fBehavior of wheat 

 hybrids. 85. 



Lewton, F. L. fR- M. Meade, an 

 appreciation. 115. 



Lloyd, E. R. *The lignite field of 

 northwestern South Dakota. 36. 



Loeb, L. B. fThe electron theory of 

 valence. 191. 



Lupton, C. T. *Gypsum in the south- 

 ern part of the Bighorn Mountains, 

 Wyoming. 78. 



*The Bull Mountain coal field, 



Musselshell and Yellowstone 

 counties, Montana. 602. 



Lyon, M. W., Jr. fPoisonous snakes. 

 46. 



fPrecipitins. 240. 



McAtee, W. L. fShowers of organic 

 matter. 166. 



Marvin, C. F. fAerology in aid of 

 aeronautics. 543. 



Meggers, W. F. flnterference meas- 

 urements of wave-lengths, and 

 infra-red spectrum photography. 

 237. 



*Wave-length measurements in 



spectra from 5900 A to 9600 A. 



585. 



Merica, P. D. *The structure of the 

 coating on tinned sheet copper in 

 relation to a curious case of cor- 

 rosion of this material. 161. 



Merrill, P. W. *Wave-lengths of the 

 stronger lines in the helium spec- 

 trum. 393. 



