INDEX. 



491 



Jaggar, T. A., Jr., Volcanologic 

 investigations at Kilauea, i6i. 



Jamieson, G. S., hydrogen peroxide 

 determination, 150, 



Japan, Tarumai dome, Simotomai, 



8/- 

 Japanese minerals, Ichikawa, 63. 



Jillson, W. R., vertebrate foot- 

 prints in Oklahoma, 56; recent 

 eruption on Mt. St. Helens, 

 Wash., 59. 



Jones, H. C, Nature of Solution. 

 78. 



Jones, T. J., Negro Education, 487. 



Jordan, E. O., Food Poisoning, 158. 



K 

 Kansas, granite in, Powers, 146. 

 Kilauea, volcanologic investiga- 

 tions, Jaggar, 161. 

 Knight, C. W., euxenite in Ontario, 



243- 

 Kobayashi, M., platinized anode in 

 determination of manganese, 53. 



Lester, O. C, emanation electro- 

 scopes, 225. 



Life, Chemical Sign of, Tashiro, 

 84. 



Lull, R. S., functions of the "sa- 

 cral" brain in Dinosaurs, 471. 



M 

 Masius, M., Physics, 404. 

 Materia Medica, Sayre, 86. 

 Matsumoto, H., Japanese Ophi- 



uroidea, 404. 

 Maury, C. J., calcium carbonate 



concretionary growth, 369. 

 Measurements, Theory, Tuttle, 79. 

 Meteorites, radioactivity, Quirke 



and Finkelstein, 23/. 

 Milk, determination of water, 



Keister, 331. 

 Miller, W. G., euxenite in Ontario, 



243- 

 Millikan, R. A., Electron, 333. 

 Mineralogy, Bailey, 486. 



MINERALS. 



Apatite, Maine, 245. 

 Asbestos, Quebec, 156. 

 Catoptrite, Sweden, 484. 

 Crestmorcite, 486. 

 Dendrites of manganese oxides, 



67. 

 Ectropite, Sweden, 484. 

 Euxenite, Ontario, 243. 

 Famatinite, Nevada, 469. 

 Flokite, Iceland, 485. 



Garnet crystals, 63. 



Gypsum crystals, 65. 



Katoptrite, 485. 



Margarosanite, Sweden, 485. 



Merrillite, 486. 



Pyrolusite, 76. 



Riversideite, 486. 



Spencerite, 486. 

 Mines, Canada, Department of, 81. 

 — United States, Bureau of, 80. 

 Molengraaff, Coral reefs and isos- 



tasy, 153. 

 Morro Hill, Cal., lavas. Waring, 98. 

 Muter, J., Chemistry, 400. 



N 

 Negro Education, Jones, 487. 

 New Zealand, block mountains, 



Cotton, 249. 

 Northrup, E. F., Laws of Physical 



Science, 79. 



O 

 OBITUARY. 



Baeyer, A. von, 338. 



Bell, R., 338. 



Buchner, E., 338. 



Cairnes, DeL. D., 338. 



Clark, W. B., 247. 



Drysdale, C. W., 338. 



Hague, Arnold, 73. 



Hughes, T. McK., 160. 



Jungersen, H. F. E., 86. 



Kennedy, H. T., 160. 



Sarasin, E., 338. 



Stone, G. H., 86. 

 Ontario Basin, Study of, Coleman, 



351, 487. 

 Ophiuroidea, Japanese, Matsumoto, 



404. 



Paleontology, von Zittel and Broili, 

 336- 



Physical Science, Laws of, North- 

 rup, 79- 



Physics, Problems in, Masius, 404. 



Poisson's Equation, failure of, 

 Prasad, 333. 



Porter, L. E., separation of gal- 

 lium, 221, 



Powers, S., granite in Kansas, 146. 



Priestley memorial, 332. 



Quirke, T. T., radioactivity of 

 meteorites, 237. 



Richthofenia in Texan Permian, 



Bose, 157. 

 Ries, H., dolomitic clay, 316. 



