476 



GENKUAI. INDICX. 



[40 



Orangia, Geological notes, John- 

 son, 29, 558. 



Orbits of celestial bodies, deter- 

 mination, lianscliin.tver, 21, 478. 



Ordway, J. M., waterglass, 24,473. 



Oregon, Jnrassic Hora of, Knowl- 



t<^". 30, ^^■ 



— Mcsozoic of soutliwcstern, Dil- 

 ler. 23, 401. 



Organbildende Substanzen, ]\abl, 

 23, 468. 



Organism, Science and Philos- 

 ophy, Driesch, 30, 294. 



Osann, A., Chemische Petrog- 

 raphie, 21, 183. 



Osborn, H., Economic Zoology, 



27. 97- 



Osborn, H. F., skeleton of Arab 

 horse, 24, 380; Tertiary mam- 

 mal horizons of America, 24, 

 504; Evolution of Mammalian 

 Molar Teeth, 25, 264. 



Osborne, R. W., potassium alu- 

 minium sulphate, 24, 167; es- 

 terilication of benzoic acid, 25, 



39- 



Osborne, T. B., Vegetable Pro- 

 teins, 30, 294. 



Oscillatory discharge of a polar- 

 ized cell, Kriiger, 23, 63. 



Ostwald, W., Conversations on 

 Chemistry, part ii, 21, 248; All- 

 gemeine Chemie, 22, 460; Chem- 

 istry, 28, 495. 



Ostwald's Klassiker der exakten 

 Wissenschaften, 21, ■ 188; 23, 

 399; 25, 89, 534; 26, 590; 28, 

 507; 29, 464. 



Oyster, Brooks, 21, 88. 



Ozone, action on metallic silver, 

 Manchot and Kampschulte, 24, 

 373', formation from oxygen, 

 Warburg and Leithjiuser, 22, 

 462; gas, Ladenburg, 23, 141; 

 generator of Siemens, Ewell, 

 22, 368. 



Pacific, Albatross Expedition to, 

 Agassiz, 21, 257; 24, 450. 



— oceanography, Flint. 21, 333. 



Palache, C., mineralogical notes, 

 24, 249; occurrence of olivine, 

 24, 491; krohnkite, natrochal- 

 cite, etc., from Chile, 26, 342; 

 benitoite, 27, 398; alamosite 

 from Mexico, 27, 399; connell- 

 ite and chalcophyllite, Arizona, 



28, 537; mineralogy of [•"ranklin 

 I'urnaoc, N. |., 29, 177. 



Paleobotany, .sec BOTANY. 



Paleolithic man. Lull, 29, 171. 



Palaeontologia Universalis, 23, 

 315; 29, 462. 



Paleogeography of North Amer- 

 ica, Schuchert, 29, 552. 



Paleontologie, Annales de. Vol, I, 

 pts. 1 and 1 1, 21, 329, 



Paleontology, Cuniings, 30, 355; 

 Steinmann, 26, 240. 



— See GEOLOGY. 



Palmer, C, arizonitc, ferric meta- 

 titanate, 28, 353. 



Palmer, H. E., detection of ferro- 

 cyanides, etc., 23, 448; estima- 

 tion of cerium, 26, 83; tester 

 formation, 26, 290; estimation 

 of thallium, 27, 379; potassium 

 ferricyanide in the estimation 

 of arsenic, etc., 29, 399; potas- 

 sium ferricyanide in alkaline 

 solutions, 30, 141; estimation of 

 vanadium as silver vanadate, 30, 

 220. 



Panama, geology of, Howe, 26, 

 212. 



Parasitology, 27, 194. 



Parks, W. A., Lepadocystis clin- 

 tonensis, Ontario, 29, 404. 



Parsons, A. L., sclerometer, 29, 

 162; goethite, 29, 235. 



Parsons, C. L., Mineralogy, 28, 



563- 

 Peale, A. C, application of the 



term Laramie, 28, 45. 

 Peat, in Michigan, Davis, 25, 456. 

 Peckham, S. F., Solid Bitumens, 



29, 459- 



Peirce, B. O., permeal:)ilities and 

 reluctivities for steel, 27, 273; 

 magnetic properties of Norway 

 iron, 28, I. 



Penck, A., die Alpen im Eiszeit- 

 alter, 25, 84; 27, 341. 



Penfield, S. L., drawing of crys- 

 tals, 21, 206; precipitates on 

 asbestos, 21, 453; stibiotanta- 

 lite, 22, 61; chemical composi- 

 tion of amphibole, 23, 23; Tables 

 of Minerals, 24, 448. 



— obituary notice, Pirsson, 22, 



353- 

 Pennsylvania geol. survey, 29, 



266. 

 Periodic Law, Garrett, 28, 554. 

 Perkins, C. C, determination of 



free iodine, 28, 33; determina- 



