486 



INDEX. 



Chemistry — 



Motocheniistry, Molinari, 233. 

 Oxygen from calcium plumbate, Kass- 

 ner, 398. 



hydrogen and nitrogen, densities, 

 Rayleigh. 234. 

 Oxygen, line spectrum, Eisig, 479. 

 Petroleum in its relations to asphaltic 



pavements, Peckham, 28. 

 Phenanthrene as a solvent in cryo- 

 scopic determinations, Garrelli and 

 Ferratini, 232. 

 Phosphorus, conversion of yellow to 



red, Retgers, 475. 

 Potassium and sodium carbonyls, 



Joannis, 318. 

 Sarcolactic acid produced by the fer- 

 mentation of inactive lactic acid, 

 Frankland and MacGregor, 74. 

 Silicon carbide, crystallized, Miihl- 



haiiser, 47 7. 

 Silver hyponitrite produced from hy- 



droxylamine, Wisiicenus, 7 2. 

 Staurolite, chemical composition, Pen- 

 field and Pratt, 81. 

 Vapor-pressures of solutions of sul- 

 phur and phosphorus, Guglielmo, 

 232. 

 Water, composition of, by volume, 

 Scott. 316. 

 Choffat, P., geol. survey of Portugal, 



320. 

 Clark, W. B. geology and physical feat- 

 ures of Maryland. 320. 

 Clayton. H. H., weather periods, 223. 

 Collin, Governmental maps. 484. 

 Constant of aberration. Preston, 242. 

 Contact maker, Bedell, Wagner and 



Mills, 77. 

 Conwentz, H., Fossile Holzer Schwedens, 



320. 

 Crosby, Wm. 0., Geology of Boston 

 Basin, 79. 



D 



D'Achiardi, G., Le Tormaline del Granito, 



Elbano, 145. 

 Dana, J. D., derivation and homologies 



of articulates, 325. 

 Darton, N. H , Shawangunk Mtn , 482. 

 Darwin, les Emules de, Quatrefages, 159. 

 Davis, Governmental maps, 484. 

 Davis, W. M., Connecticut Triassic, 136. 

 Davison, C, Seismic Periods, 155. 



Straining of earth and secular 

 cooling, 480. 

 Dawson, G. M., geological notes on 



coasts and islands of Rehringsea, 136. 

 Dawson, J. W., recent discussions in 



geology, 135 ; Canadian Ice Age, 146. 



Diller, J. S., Shasta-Chico series, 141; 



Devonian rocks in California, 416. 

 Dodge, R. E, pleistocene fossils, Wiu- 



throp, Mass., 100. 

 Durable, E. T., Texas Geol. Sur., 4th 



annual report for 1892, 319. 

 Dupee, L. C, cassium-cupric chlorides, 91. 



E 



Eccentricity of a graduated circle with 



one vernier, Wadsworth, 373. 

 Eisig, Line spectrum of oxygen, 479. 

 Electric radiations in copper filings, 

 Craft, 77. 



waves, Hertz, 244. 

 Electrical resonance, apparatus, Righi, 

 236. 



waves, absorption, Klemencic, 77. 



Fishing banks from Cape Cod to New- 

 foundland, Upham, 123. 



Flying, experiments, Lilienthal, 479. 



Fourier's Series and Spherical etc. Har- 

 monies, Byerly, 160. 



Friedel, C , Cours de Mineralogie, 145. 



G 



Gases, emission, Paschen, 236. 



Geike, J., Fragments of Earth Lore, 147. 



Geological laboratory, apparatus, Wolff, 



355. 

 Geological Reports axd Surveys — 



Alabama, Gibson, 319. 



Georgia, Spencer, 78. 



Missouri, 147. 



New Jersey, 1892, 79. 



New York, vol. viii, Palasontology, 

 Hall, 319. 



Portugal, Choffat, 320. 



Texas, 4th annual report for 1892, 

 Dumble, 319. 

 Geological Society of America, Boston 



meeting, 135. 

 Geologists, international congress, 318. 

 Geology, bulletin of the dept. of, Univ. 



of Calif., Lawson, 147. 

 Geology of the U. S., Economic, Tarr, 



151. 

 Geology — 



Alaska, fossil flora, Knowlton, 137. 



Aphidas, Tertiary, Scudder, 481. 



Arkansas Coal Measures, Smith, 482. 



Articulates, derivation and homologies 

 of, Dana, 325. 



Basalts of Kula, Washington, 114. 



