484 



INDEX. 



Kreider, D. A., lecture experiments 

 in physics, 329. 



Langley, S. P., Mechanical Flight, 



400. 

 Lankester, R., Science from an Easy 



Chair, 83. 

 Larsen, E. S., Jr., hinsdnlite, 251. 

 Light, Pressure of, Poynting, 68. 



— reflection of, at metal-liquid sur- 

 faces, Wheeler, 85. 



Linhart, G. A., hydrolysis of metallic 



acid sulphates, 51. 

 Loughlin,G. F., Quincy granite and 



sedimentary formations, 17. 

 Lucke, C. E., Power, 84. 



M 



MacCurdy, G. G., Chiriquian Anti- 

 quities, 478. 



Magdalen Islands, Clarke and Beede, 

 397. 



Magie, W. F., Physics, 395. 



Magnetic measurements. Hazard, 80. 



Manly, C. M., Langley on Mechan- 

 ical Flight, 400. 



Mann, C. R., Physics, 68. 



Marriage, Totemism and Religion, 

 Avebur.v, 236. 



Meade, R. K., Analysis of Brass, 

 etc., 468. 



Mendelism, Punnett, 325. 



Merwin, H. E., density of minerals, 

 425; quartz and ftuorite as stand- 

 ards of density, 429. 



Mixter, W. G., heat of combination 

 of acidic oxides with sodium oxide, 

 202. 



Mineral production of Virginia, 1909 

 and 1910, Watson, 477. 



Mineralogie, Hintze, 167. 



Minerals, density of, Merwin, 425. 



— in atmospheric dust, Hartley, 323. 



— of Tasmania, Petterd, 167; of Vir- 

 ginia, Watson, 477. 



MINERALS. 



Alunite-beudantite group, 359. 

 Batchelorite. Tasmania, 167. Bea- 



verite,Utah.418. Bismuth ochers. 



California, 77. 

 Carphosiderite, 361. Cerussite 



twins, Mexico, 45. Corkite, Utah, 



423. Cyanite, Virginia, 195. 

 Diamond, Brazil, 191; symmetry, 



399. 

 Eglestonite, California, 48. 

 Ferritungstite, 161. 

 Gajite, 76. Goyazite, 359. 



Hamlinite, 359. Harttite, 363. Her- 

 derite crystals, Maine, 283. Hex- 

 ahydrite, 478. Hinsdalite, Col- 

 orado, 251. 



Molengraaffite, South Africa, 76. 



Neocolemanite, California, 76. 



Pearceite, 40. Plumbojarosite, 

 Utah, 422. Polybasite, 40. Py- 

 romorphite, crystal forms, 114. 

 Pyrrhotite, 156. 



Ehodonite, New Jersey, 289. Ru- 

 tile, Virginia, 195. 



Stibiotantalite, Calif., 287. Stich- 

 tite, Tasmania, 167. 



Utahite, 360. 



Wurtzite, Utah, 420. 



N 



National Museum, United States, 

 report, 81. 



Newfoundland, Botanical expedi- 

 tion, Fernald, 476. 



New Mexico, recent stream trench- 

 ing in. Rich, 237. 



North Carolina geol. survey, 70. 



Norwegian geol. survey, 167. 



OBITUARY. 



Ameghino, F. , 480. 

 Dudley, W. R., 84. 

 Fleming, Mrs. W. P., 84. 

 Jervis-Smith, F. J., 402. 

 Levasseot, P. E., 402. 

 Michel-LeVy, A., 480. 

 Pringle, C. G., 84. 

 Risley, Sir H., 480. 

 Story-Maskelyne, 84. 

 Tornebohm, A. E., 84. 

 Troost, L. J., 480. 

 Observatory, Allegheny, publica- 

 tions, 328. 



— Harvard, publications, 327. 



— United States Naval, publications, 

 327. 



Oklahoma, Hunton formation, Reeds, 



256. 

 Olsen, J. C., Pure Foods, 401. 

 Ontario, Trenton Echinoderm fauna, 



Springer, 75. 



Palaontologie, Grundzuge der, von 



Zittel, 234. 

 Pearson, K., Grammar of Science, 



235. 

 Pennsylvania geol. survey, 70, 477. 



