Janau's rren.;h Comiaercial Correspondence, U8. 



Johns H jpkins Hospital, 140, 217. 



Johns Hopkins University anniversary, 139; needs, 

 162. 



Kangaroo extinction, 480. 



Kansas Historical Society, 140. 



Katydid, color ot, 33. Tl 



Ketehum's Botany £ jr Academies and Colleges, 239. 



Kidder, J. H., death o£, 281. 



KillmaNdjaro, .324. 



Kilogram, alloy of the standard, 399. 



Kirk's When Age Grows Young, 13. 



Klein's Bacteila iu Asiatic Cholera, 446. 



Klein's Elements of Slachine Design, 89; Gear 

 Tables tor laying out Accurate Tooth Profiles, 89. 



Kongo, commerce on the, 20 ; European vegetables 

 of the, 361 ; French, 11. 



Koreans, habits ot, 120. 



Labor in Russia, 479. 



Laboratory, Marine Biological, 301, 303. 



Lake basins of the St. Lawrence, 32. 



Lakes of St. Joaquin valley, 503. 



Language, an international, 24. 



Languages, bibliography of the Iroquoian, 157. 



Laurie's Occasional Addresses on Educational Sub- 

 jects, 201. 



Lead-polsoLiing, 319. , . . . 



Leffmann and Beam's Examination of Water for Perlume flower farming, 481 



Observatory, a popular, 109 ; at Arlington, 61 ; at the i Slikwo.ms in Germany, 337. 



Vatican, 438 ; Blue HUl, 321. 

 Ocean currents, 438. 

 Ohm, statue to, 181. 

 Oil on witer, 10. 

 Oil-bearing territory, 299. 

 Oils, solid matter in, 338. 

 Oliphant's Scientlflc Religion, 118. 

 Omahas, habits of, 60 152. 

 Opium-polsouing, 420 

 O'Reilly's Greenland, 150. 

 Ores of NlJkei Mountain, 10. 

 Oriental Society, 139 

 Osteological notes, 488. 

 Overcoats, 175. 

 Ozokerite, 280. 



Paris, sanitary condition ol, 422. 

 Pasteur Institute, 87. 

 Pasteur's method, 3. 

 Patents in Japan, .361. 



Paul s Principles of the History of Language 

 Paving, India-rubber, I'jl ; steel, 2-37. 

 Paving-brick, 335. 

 Peabody Museum, 4.7. 

 Pears, quality of, 340. 

 Penance, corporal, 216. 

 Pepper- plant, 410. 



Sanitary and Technical Purposes, 446. 

 Legal regulation of medical pract ce, 136. 

 Leland Stanford, Juu., University, 399. 

 Letters, frequency of, 449. 

 Levirmore and Dewey's Political History slice 1815, 



Permian rocks ot Texas, 92. 



Petr.^leum as a fuel, 249 ; as aa illumlnant, 180 ; 



Galicia, 481 ; vapor and air, 280. 

 Phantom portraits, 400. 

 Philosophical Society, 1'. 

 Phonograph, 110. 

 Phosphorus production, 437. 



Photograph developing, 501 ; washing-dishes, 501. 

 Photographs of t.'-ue chromatic vaiie, 401. 

 Photography and its possibilities, 371. 



Leyden jar discharge. 258. 



Leyden Museum, 320. 



Libraries, circulating, 175 ; publ'c medical, 137. 



Lletze's Modern Hellographlc Processes, 13. 



Life of man and woman, 180. 



Light and electricity, 397; and magnetism, ^,u, .„ - _ , - 



electric, Edison patents for, 23, 139; electric, in P"e-drlviug by water jet, 437, 600. 



land warfare, 22; electric, iu the Patent Office, Platinum, 2.33 ; In British Columbia 



.35; Loomis electric, system, 292; velocity of, 195; „^90' 



without heat, 34. Plumbing, sanitary. 1.37. 



Lighting, Ball electric, 18; Westiughouse electric, 1. Poison, whiskey as autldote for 



Lightning-conductors, earthing of, 319. 



Lignite industry iu Germany, 274. 



Lime, origin of phosphate of, 144. 



Lime-burners and consumption, 353. 



Lock's Elementary Statu's, 470. 



Locomotive, a double, 420 ; electric, 233 ; 



Locomotives, compound, 330 ; soda, 430. 



Loco weed, 176. 



London from a sanitary point, 153. 



Longman's New Atlas, 285. 



Lucas's Geography of ihe British Colonies, 166. 



MacDowalls Curve P.ctures of London for the Social PsJ'cl'os ahd science, 33 



Reformer, 337. Quarantine conference, 296 



Magnetic action of currents, 235 ; storms, 347. 

 Magnefsm and suuspots, 141. 

 Malaria, 119 ; microbe, 175. 

 Man of Spy, 233. 



Manganese, pieparation of, 504. 

 Manual training, 9, 216 ; drfluitions of, 33. 

 Marriage ceremonies of the Bllqula, 605. 

 Marsh vegeiatiou, 5' 0. 

 Martin and Wetzler's Electric Motor and Its Appli 



cations, 446. 

 Massajhusetts Agricultural College, 341 ; Institute 



of Technology building, 400. 

 Mead s. The Roman Catholic Church and the School 



Question, 33. 

 Measles In fCjtland, 363. 

 Merriman's Treatise on Hydraulics, 201. 

 Meteorological exhibition, 230. 

 Metric system, 273, 289. 

 Mexico, exploration In', 295. 



I and tin ores, 481 ; as a lubricant, 439 ; conduc- 



Polar trsplorat'o , 



Postage- stamp, danger in the. 

 Potato, dried, 277. 



Pottery clays of Texas, 998; industry in the ITulted 

 Statei-, 136. 

 Strong, 438. Powder, Hengst's, 359. 



Precious stones, American, 236. 



Preyers Development of the Intellect, 166, 



Princeton College gifts, 29^ 



Proctor's Students Atlas, 305. 



Prunes in France, 210. 



Quarlz as an Insulator, '366 ; in eruptive rocks, 232. 



Rabbit pest in Australia, 258. 



Race between pigeons and bees, 3 8. 



Railway accidents, 300; Allegheny e'.ectric, 35; 

 Asheville electric, 80; Atlantic City electric, 80, 

 493 ; blizzard on electric, 56 ; B Mton electric, 80, 

 114 ; collisions, ;381 ; Daft electric, in Cincinnati, 

 391 ; Daft motor on, 23 ; electric, for Chattanooga, 

 23; electricity on New York elevated, 133; JuUen 

 electric, .30; rail. White's, 396; Reckenzauu elec- 

 tric, 59 ; St. Joseph eldctric, 252; snow-storms on 

 electric, 60 ; Sprague electric, at Reading, 116 • To- 

 peka electric, 319 ; White electric, 33. 



Railways, cable, 413 ; electric, 173, 212 ; electric 

 overhead wires for, :397; in Central Asia, 161 ; in 



9 ; of the Paoiflc slope, 

 I for war-ships, 496. 



tivity of, 39S. 



aie, ' 



, 480 



Rat catching. 



^medalTto'^'Sl"'' ^•' P™=«°'''"°'^ "' Rumford S^ttleenaL"^?f„le,3i5. 

 Mlcro-organ'isms in inflammation, prize for essay ' ges'e?rch[n BoS!^ay' 40^-^^ 



il4. 



on, 



Milk, poisoncus, 86; supply, 175. 

 Mill, an acoustic, 2'J4. 



Mineral products of the United Slates, 455. 

 Miueralogical Club, New York, 183. 

 Minerals and synonymes, 438. 

 Mines and metallurgy congress, 281; electric motors 



for, 60, 195. 

 Mining industries in Slam, 1S4. 

 Models, deep sea, 157. 

 Molar, supernumerary, iu man, 16. 

 Montgomery's Leading Pacts of French History, 388 

 Morphine habit, 277. 

 Motor, alternating-current, 365 ; C. & C. electric, 153, 



431; the Deulson, 214 ; the Tesla, 235. 

 Motors for balloon experiments, 139. 

 Mourd in Calhoun County, 111., 349 

 Mound-builders, 121. 

 Mounds, effigy, 187; bf Ohio, 110. 

 Mushrooms, edible, 453. 

 Music, teaching girls, 482. 

 Myths of China, 360. 

 Nails from scrap-tin, 398. 

 Naphtha as fuel, 500 

 Naturalists, Society of, 23. 

 Navajo Industries, 89. 

 Navy, electric plants in the, 100. 

 Newells Outlines of Lessons in Botany, 403. 

 Nicaragua Canal 123. 



Nlchol s Francis B icon, his Life and Philosophy, 827 

 Nickt-l, magnetic properties of, 29d. 

 Nineteenth Century Club, New Y'ork, 459. 

 Nitrogen In soils, '6(i\, 400. 

 Nornay, ancient population of, 341. 

 Nurses, mortality among, 506. 

 Obesity, treatment o^ 297. 

 Objectives ot short working distance, 140. 

 O'Brine's Latoiatory Guide In Chemical Analysis, 



Resistance of mercury, 195. 

 Rheumatism, 258. 



■River pirate, 108; pollitlon in Connecticut, 503. 

 Roofljg, 360. 

 Rose, a large, 430. 

 Rose Polytechnic Institute. 117. 

 Royal Society, Canada. 396. 



Runkle's Elements of PUue Analytic Geometry, 149 

 Rustless iron processt s, Bower-Barfl', 363. 

 Salomon's The Slojd iu the Service of the School, 23- 

 Samoa, 85. 

 Sanborn's Go to the Ant and learn Many Wonderful 



Things, 468. 

 Sanitarium among cow-stables, 899. 

 Sanitary ceilings, 497 ; precautions iu Florida, 10. 

 Saunders's Insects Injurious to Fruits, 2.39 

 Sawdust explosion, 152. 

 Scarlet-fever, 318. 

 School, technical, in Paterson, 259. 

 Schoolroom as a factor in disease, 21 ; space, 277. 

 Schools, military and naval. In China, 438 ■ of New 



Jersey, 62; New Y'oik, 42, 102, 123; New York 



political influence iu, 62 ; soieuce in, 182. 

 Science at Cambridge, Eug., 381; teaching iu Ene- 



laud, 3;8. 

 Sechommeter, Ayrlon and Perry's, 319, 369 ; new 



form of, 313. 

 Seed-trade in California, 440. 

 Sense-associations, 103. 

 Sewage purification, 279. 

 Shad, Atlantic, 237. 



Sheet mecal from the molten state, 420 

 Ship, a flve-masted, 336 ; Railway, Tehua'Jtepec, 339. 

 .•^hlps, corrosion of steel, 339. 

 Shortsightedness iu the young, 481 

 Sight, fatigue of, 41 



Siguailiug amng primitive peoples, 121. 

 Sdk, artificial, 421 ; culture in California, 



Sdver, electro chemical equivalent of, 398. 



Simoom, sandy, in the North-west, 4,44. 



Skating, hum of, 197. 



Skull hardened by sun exposure, 19. 



Sleep and dreams, 87. 



Sluy's Manual Training In Elementary Schools for 



Boys, 25. 

 Small-pox suppression, 278. 

 Smoke cloud, weight of, over London, 441. 

 Snow, bacteriology of, 318; microscopic esaninatloa 



cf, :341. 

 Snow-broom, electric, 213. 

 Snow-excavator, 332. 

 Snowfall, a dark-colored, 800. 

 Sorghum sugar, 196. 

 Spectrum, i_;auence of atmosphere on, 6 ; map of. 



Speech and alphabetics. 104. 



Spider bite question, 414. 



Spirit in prime movers, 4.33 



Spontaneous generation theory, 181. 



Stanley, 61 ; discoveries of, 325 ; expedition, 123, 502 ; 

 explorations of, 303 ; news from, 282. 



Starcke's Primitive Family In its Origin and Devel- 

 opment, 407. 



Starr's Hygiene of the Nursery, 484. 



Stars, aberration of, 101 ; variable, 340. 



Steam-engine, future perfection of, 91; Ideal, 18. 



Steam-engines, oil-burning, 73. 



St 'el containing copper, 419. 



Steele's Hygienic Physiology, 408. 



St ering system, direct power, 231. 



Stock's Deductive Logic, 23-S. 



Stone, p.eservation of, 196. 



Storm of March, 1888, 124. 



Storms, velocity of, 246. 



Style, curves of literary, 226, 246, 269. 



Sugar-refining process, electric, 22. 



Suggestions, negative, 41. 



Sulphur tumlgatlon, 277. 



Summers aud winters, 459. 



Sun-dials, 399. 



Survey of arid region, 1,39 ; Rhode Island, 123. 



Surveys, 307. 



Swiue or man, 175. 



Talmage's First Book of Nature, 446. 



Taste, sense of, 41. 



Tattoo marks, 338. 



Temperance instruction, 215. 



Testing-machine, Gray's. 194 ; the Riehlfi. 115. 



Thompson's Social Progress, 148. 



Thomson's Popular Lectures and Addresses, 184. 



Thorpe's Government of the People of the United 



Thunder iu Oregon, 460. 



Tides, 311. 



Timber, keeping moisture out ot, 399. 



Tobacco, use of, 356. 



Tobacco- smoking, 367. 



Tornadoes, 83, 105, 130. 



Torpedo-boats, 197, 213, 280. 



Transformers, 235. 



Trees, effect of moisture on, 176 ; felling, by elec- 

 tricity, 196. 



Tuberculosis, bacillus, 319 ; contagion, 319, 379. 



Tunison's Master Virgil, 137. 



Tunnel, the Engli-h Channel, 3.39. 



Type-setting machine, 66 ; Thorne, 93. 



Typhoid statistics, 119. 



Units, electrical, 386. 



University, celebration of Georgetown, 181 ; of Min- 

 nesota, gift to, 399 : students, number of, 481 : 

 teaching, for London, 421. 



Vaccination discussion in England, 383. 



Vacuum an electric conductor, 35. 



^'ane's Healing Question, 90. 



Vegetation in England, 1888, 7. 



Venn's Principles of Empirical, or Inductive, Logic, 



Ventilation, 366. 



Ventuya Society of Natural History, 338. 



Vienna Jledical School attendance, 401. 



Visual images, 177. 



Voltmeter, the new Weston, 97. 



"\"oltmeters, Ayrtou and Perry's, 293. 



Walls, efflorescence ou, 281, 300. 



War, Wolseley on modern, 197. 



War vessels, diagram of, 120; launched, 299. 



Washington, composite portraits of, 311 ; signature 

 of. 316. 



Water and bacteria, E06 ; contagion in, 196 ; filtra- 

 tion, 74, 432 ; microscopical examination of, 132 ; 

 mounts, 170, 205; problem of New Y'ork, 208. 



Wave lengths, stancjard, 419. 



Weather, dow-polnl and predictions of, 70; fore- 

 casts, 24; report-, 343: service, 164; servica at 

 Michigan, 379 ; services. State, 20. 



Weeds in Wisconsin, 380. 



Welch's The Teache.s Psychologv, 110 



Wells, deep, 401. 



Westiughouse and United States Companies, 81. 



Whirlwinds, 279. 



White, Z. L., death of, 42. 



Whitney, Professor W. D., honors to, 499. 



Wigmore's Australian Ballot System, 135. 



WInchell's Shall We Teach Geology, 166 



Wind, the helm, 181. 



Wind-pressure, 171, 203, 236 ; aud velocity, 410 ; on 

 bridge, 317. 



Wines, California, 2S4. 



Women's breathing, 436. 



Wood, chem'cal properties of, 398. 



World-English, .369. 



Worthington condenser, 134. 



dustry in Greece, 321. 



Writing, secret, 460, 



Yellow-fever, 136 ; In Florida, 367. 



Young's Text-Buok ol General Astronomy, 131 

 I Zeiss, Carl, death of, IfO. 

 ; in- Zircon, separation of, from sand, 340. 



I Zoological garden iu Washington, 61, 110, 481. 



