512 



GENERAL INDEX. 



[34 



Ostwald, W., supersaturation, etc., 

 4. 151. 



— Analytische Cheinie, 5, 222. 



— grundlinien der anorgan. Chemie, 

 10, 394. 



Ostwald's Klassiker der Exacteu 

 Wissenschaften, 2, 397 ; 3, 494 ; 4, 

 398 ; 5, 80 ; 6, 200 ; 7, 170 ; 8, 475 ; 

 10, 90, 406. 



Oysters of Patagonia, Ortmann, 4, 

 355. 



Pacific Ocean, explorations of the 

 "Albatross," Agassiz, 9, 33, 109, 

 193, 369, 390. 



Packard, A. S., Text-book of Ento- 

 mology, 6, 103; Carboniferous fauna 

 of Narragansett Basin, 10, 164. 



Palache, C, crocoite from Tasmania, 

 1, 389 ; method of crystal measure- 

 ments, etc., 2, 279; powellite, 7, 

 367 ; epidote and garnet from Idaho, 

 8, 299 ; tellurides from Col., 10, 419. 



Paleobotany, Zeiller, 10,88; Potonio, 

 10, 88. 



— See GEOLOGY. 

 Paleontology, contributions to, Lu- 

 cas, 6, 399. 



— prize for, American, 2, 85. 



— Text-book, von Zittel, translation 

 by C. R. Eastman, 2, 394 ; 9, 388. 



Palmer, A. deF., rate of condensation 

 in the steam jet, 2, 247 ; pressure- 

 coefficient of mercury resistance, 4, 

 1 ; apparatus for measuring very 

 high pressures, 6, 451. 



Panama, geology, Bertrand, 10, 82. 



— and Costa Rica, geology, Hill, 6. 

 435, 505. 



Parker, T. J., Text-book of Zoology, 

 5, 319 ; Manual of Zoology, 9, 390. 



Parsons, C. L., Mineralogy, 10, 405. 



Patagonia, geology of, J. B. Hatcher, 

 4, 246, 327 ; 9, 85. 



— invertebrate fossils from, Ortmann, 

 10, 368. 



— mollusks from, Pilsbry, 7, 126. 



— oysters from, Ortmann, 4, 355. 



— sedimentary rocks of southern, 

 Hatcher, 9, 85. 



Peach, B. N., Silurian Rocks of 

 Britain, 9, 300. 



Peckham, S. F., Trinidad pitch, 1, 

 193. 



Peirce, A. W., iodometric determi- 

 nation of selenious and selenic acid, 

 1 , 31 ; separation of selenium from 

 tellurium, 1, 181; gravimetric de- 

 termination of selenium. 1, 416; 

 selenium monoxide, 2, 163. 



Peirce, B. O., induction coefficients 

 of hard steel magnets, 2, 347 ; prop- 

 erties of seasoned magnets, 5, 334. 



Penck, Geographische Abhandlung- 

 en, 3, 492. 



Pendulum, new form, Stevens, 5, 14. 



— observations, Putnam, 1, 186; on 

 Adriatic, 1, 76. 



Penfield, S. L., chrysolite-fayalite 

 group, 1, 129 ; thaumasite, West 

 Paterson, N. J., 1, 229. 



— pearceite and polybasite, 2, 17. 



— Revision of Brush's Determinative 

 Mineralogy, 2, 459. 



— rceblingite, Franklin Furnace, N. 

 J., 3, 413. 



— identity of chalcostibite, etc, from 

 Bolivia, 4, 27 ; bixbyite and topaz, 



4, 105 ; composition of ilmenite, 4, 

 108 ; chemical composition of hani- 

 linite, 4, 313. 



— clinohedrite from Fi"anklin, N. J. , 



5, 289. 



— Revision of Brush's Determinative 

 Mineralogy, 6, 436 ; (2, 459). 



— composition of tourmaline, 7, 97. 



— composition of parisite, 8,218; new- 

 minerals from Franklin, N. J., 8, 

 339. 



— graftonite from New Hampshire, 



9, 20 ; siliceous calcites from S. 

 Dakota, 9, 352 ; chemical composi- 

 tion of sulpkohalite, 9, 425. 



— interpretation of mineral analy- 

 ses, and constitution of tourmaline, 



10, 19; calcite crystals from Union 

 Springs, N. Y., 10, 237; composi- 

 tion of turquois, 10, 346. 



Penniman, T. D., new method of 

 measurement of self -inductance, 6, 

 97 ; electrical measurements, 8, 

 35. 



Pennsylvania, Brownstones of, Hop- 

 kins, 5, 78. 



— Geol. Survey of, 1, 488. 

 Periodic current curves, Wehnelt and 



Donath, 9, 148. 



Perkins, C. A., Electricity and Mag- 

 netism, 3, 246. 



Perry, J., Applied Mechanics, 5, 80. 



— Calculus for Engineers, 4, 398. 

 Perry, J. H., physical geography of 



Worcester, Mass., 6, 435. 



Peters, C. A., titration of oxalic 

 acid, 7, 461 ; tellurous acid in pres- 

 ence of haloid salts, 8, 122; deter- 

 mination of mercury as mercurous 

 oxalate, 9, 401; volumetric estima- 

 tion of copper, etc., 10, 359. 



Peters, E. D., Jr., Copper Smelting, 

 1, 54. 



