602 



SCIENCE. — INDEX TO VOLUME IV, 



Nomenclature, development of, 109; tri- 

 nomial, 123. 



Nordenskiold's book of his explorations, 

 366. 



North America, birds of, 86; connection 

 of, with Greenland, 283; mosses of, 446; 

 races of, 345; synoptical flora of, 308; 

 vegetation of, 261. 



North-Atlantic currents, ill. 415. 



North pole, prize offered for nearest ap- 

 proach to, 124. 



North-west, late news from, 474. 



Nova-Scotian coal-field, 258. 



Novaia Zemlia, result of meteorological 

 station in, 188. 



Noyes, I. P., on weather map, 300. 



Nutrients in foods, 347. 



Observations, adjustment of, 520; doubtful, 

 292. 



Observatories, private, 266. 



Observatory, cetachthonic, 266; Green- 

 wich, 61; Paris, 29; Pic du Midi, 30. 



Ohio agricultural experiment-station, re- 

 port of, for 1883, reviewed, 279; earth- 

 quake, 302; of Sept. 19, 332; mounds, 

 317; origin of, 151; Wesleyan university, 

 fifth report of museum of, 30. 



Oil, effect of, on water, 424, 506, 560; min- 

 eral, 504. 



Oil-bearing strata, 266. 



Ojibwas, implements of, ill. 527. 



Omahas, child-life among, 343; friendship 

 pipes, 345. 



Orchids, New-England, 498. 



Oregon rocks, 71. 



Oreodon, osteology of, 342. 



Oriental society, American, 443. 



Ornithological collections in United 

 States, 375. 



Ornithologists' union, 374. 



Ornithorhyncus, eggs of, 452. 



Orton, E., on distribution of petroleum in 

 Ohio, 325; Kentucky coal-measures, 

 325. 



Osborn, H. F., on amphibian brain, 340, 

 343. 



Ounalaska, schooner, 364. 



Overwork in schools, 136, 268, 497. 



Oxygen, liquefying, 266. 



Palestine exploration fund, 281 ; geography 

 of, 328; museum and library, 426. 



Palmistry, 558. 



Parallax of stars, 123; fixed stars, 75. 



Paris observatory, 29. 



Parker, H. W., on discovery of mammoth, 

 46. 



Pasteur's experiments on hydrophobia, 

 122. 



Paul, H. M. Edison's three-wire system 

 of distribution, ill. 4tl7 ; the equatorial 

 coud6, ill. 101 ; Krakatoa, 135; measur- 

 ing earthquakes, ill. 516; a proposed new 

 departure in hygrometry, 137; radiant 

 matter in an Edison lamp, 374. 



Paul, H. M., on doubtful observations, 292. 



Peabody museum of archaeology, 110, 

 121. 



Pearls, American, 368, 470. 



Peet, S. D., on emblematic mounds, 343. 



Peirce, C. S. The numerical measure of 

 the success of predictions, 453; the old 

 stone mill at Newport, ill. 512. 



Pendulum, gyration of, 53. 



Pennsylvania coal-fields, 522; geology of, 

 447; section across, 258. 



Pentacrinus asteriscus, 223. 



Periodicals, duties on, 269. 



Perry, on solar surface, 294. 



Personal items, 424; names, development 

 of, 109. 



Peruvians, burial-masks of, ill. 10. 



Petals, evolution of, ill. 52. 



Petroleum, Caucasian, 365; danger from, 

 503; distribution of, 325; oils, 321; in 

 Sicily, 364; wells, ill. 364. 



Philadelphia academy of natural sciences, 

 438; bureau of scientific information of, 

 108 ; electrical conference in, 383; min- 

 erals near, 368. 



Philosophical instruments, 451. 



Phonograph, new, ill. 124. 



Phosphates, cretaceous, 78. 

 Phosphorescence, 270; of jelly-fish, 155. 

 Photographic drop-shutters, speed of, 



454. 

 Photographs, instantaneous, 265. 

 Photography, ABCof modern, 464 ; color 



in, 29. 

 Photometric tables, 311. 

 Photometry of sun and moon, 523. 

 Phylloxera, destruction of eggs of, 466; 



Silesia, 481. 

 Physical standards, bureau of*, 314. 

 Physics, recent progress in, 179. 

 Physiological laboratory ^ Harvard, ill. 128 

 Physiology of deep-sea life, 209. 

 Pic du Midi observatory, 30. 

 Pickering, E. C. Systematic earthquake 



observation, 352. 

 Pickering, E. C, on colors of stars, 291; 



stellar magnitudes, 292. 

 Pickering, W. H. Measurement of the 



speed of photographic drop-shutters, ill. 



454. 

 Pilot-chart for July, 92 ; November, 465. 

 Pim, Bedford, on Nicaragua route, 328. 

 Pinus sylvestris, fibro-vascular bundles in, 



358. 

 Pipes of friendship, 345. 

 Planets, dimensions of, ill. 582. 

 Plating, brass, 465. 



Playfair, Lyon, on constitution of ele- 

 ments, 255. 

 Plumb, C. S. Increase in growth of young 



robins, 159. 

 Poetsch, F. H., on shaft-sinking by freez- 

 ing, 443. 

 Point Barrow, explorations at, 282. 

 Polar expeditions, 367; sea, open, 302,485; 



stations, international, ill. 476, map 



370. 

 Pollen, exposure of, 358. 

 Pororoca of Amazon, ill. 488. 

 Porter, A. B. Points on lightning-rods, 



223. 

 Portuguese lost colony, 34. 

 Postage in United States, 351 ; rates of, 580 ; 



reduction of, 449. 

 Postal transmission of dried plants, 359. 

 Post-office savings banks, 284. 

 Powell, J. W. Certain > rinciples of 



primitive law, 436; marriagel aw in sav- 

 agery, 471. 

 Powell, J. W., on classification of Ameri- 

 can languages, 317; culture-periods, 345; 



marriage laws of aborigines, 319 ; myth 



ology of Wintuns, 345. 

 Precipices, formation of, 99. 

 Predictions, measure of success of, 453; 



verification of, 540. 

 Preece, W. H., on economy of electric 



light, 324; storage-batteries, 315, 383; 



telegraphing without cable, 297; tele- 

 phoning through cable, 252. 

 Prehistoric archeology, 469; fishing n 



America, 381. 

 Prime meridian, 349, 368. 

 Primitive law, principles of, 436; nations, 



metallurgy of, 21. 

 Prizes of Berlin academy of sciences, 465; 



of Royal society of New South Wales, 



410. 

 Professions, learned, and the public, 348. 

 Pronouns, Iroquois, 344. 

 Propylite question, 111. 

 Protozoa, 73. 

 Protractor, new, 24. 

 Prussian hygienic institute, 410. 

 Pseudo-science, 478. 

 Pseudo-scientists, 467. 

 Psychic force, 372. 

 Psychical research, 509; proceedings of 



English society or, ill. 40; in America, 



359, 369. 

 Ptarmigan, 375. 

 Ptolemy's geography, 331 ; bibliography 



of, 122. 

 Publishing houses, duties of, 467. 

 Pumice, floating, 331. 

 Pumping-machinery in America, 289. 

 Punjab ethnography, 360, 557; inhabitants 



of, 360. 

 Putnam, F. W. Man and the mastodon, 



112. 



Putnam, F. W., on Indiana mounds, 344; 



Ohio mounds, 317. 

 Putnam River, exploration of, 496. 



Quarantine, proper, 441. 



Quebec, hydrographic basins of, 283. 



Race-character, teeth as, 538. 



Radiant heat, ill. 3; matter in an Edison 

 amp, 374. 



Radiation. 250. 



Raes Contemporary socialism, reviewed, 

 53* 



Rags, separation of, 464. 



Railway-building, 348; Canadian Pacific, 

 ■ 289; guide, geological, 396; permanent, 

 288; Severn tunnel, 288; signals, 356; 

 single-track, 288; wonders and curiosi- 

 ties of, 520. 



Rainfall, effect of wind-currents on, 409; 

 aw of maximum, 409; statistics, 267. 



Ramsay, W., on molecular volumes, 256; 

 valence, 321. 



Ramsay, W., and Young, S., on evapora- 

 tion and dissociation, 256; vapor ten- 

 sions, 250. 



Ranyard, on instantaneous photographs, 

 265. 



Rathbun, R. American appliances for 

 deep-sea investigation, ill. 146, 224, 400; 

 the American initiative in methods of 

 deep-sea dredging, 54. 



Rau's Prehistoric fishing, 381. 



Rauch, on quarantine, 441. 



Ravenstein, E. G., on African maps, 280; 

 teaching geography, 281. 



Ray, P. H. An open polar sea, 302. 



Ray, P. H., on Eskimo, 319; explorations 

 at Point Barrow, 282. 



Ratleigh, Lord. Recent progress in 

 physics, 179. 



Rayleigh, Lord, pot 'trait, 161. 



Ray leigh, Lord, on galvanometer of twenty 

 wires, 252. 



Refraction, atmospheric, 295. 



Remsen, I., on educational methods in 

 laboratory practice, 322; valence, 321. 



Repagination, 94. 



Research, endowment of, 221. 



Revoil's explorations, 268." 



Reynolds, O., on second law of thermo- 

 dynamics, 250; theory of lubricants, 249. 



Rhodes, B., on generation of electricity by 

 water-power, 12. 



Rhyssa not lignivorous, 486. 



Richardson, C, on chemistry of roller- 

 milling, 320. 



Ridgway, Robert. The bird-collection of 

 the U. S. national museum, 496. 



Riley, C. V. Change in the color of the 

 eye, 511; the insects of the year, 565; 

 Rhyssa not lignivorous, 486. 



Riley's visit to Europe, 365. 



River physics, 325. 



Roark, R. N. American pearls, 470. 



Roberts, C, on diffusion of metals, 253. 



Roberts, I. P. A few pertinent hints to 

 farmers, ill. 576; important agricultural 

 statistics, 575. 



Robin, coming of, 571. 



Robins, increase in growth of, 159. 



Rocks of Colorado and Russia, comparison 

 of, 521; crystalline, 238; microscopic 

 structure of, 505; from Oregon, 71. 



Rockwood, C. G., jun. Earthquakes in 

 the United States and Canada, 569 ; sys- 

 tematic earthquake observation, 368. 



Rogers, W. A., on doubtful observations, 

 292 ; Harvard college meridian circle, 

 293; magnitude of errors, 293; produc- 

 tion of screws, 323; relation of yard to 

 metre, 296. 



Roller-milling, chemistry of, 320. 



Romanes' Animal intelligence, reviewed, 

 16; Mental evolution in animals, re- 

 viewed, 16. 



Roscoe, H. E. Progress of chemistry 

 since 1848, 206. 



Roscoe, Professor, knighted, 156. 



Rosse, Earl of, on polishing specula, 253. 



Rotation, terrestrial, 28. 



Rowland, H. A. Address before Electri- 

 cal conference, 313. 



