600 



INDEX. 



Indian Ocean, magnetic observations in, 

 162. 



ludicatious of spring, S2. 



luerasible ink, 4S5. 



Infusorial earth, new application of, 519. 



Ink, marliing, inerasible, etc.,4S5. 



removable printer's, 4S6. 

 Insect-life and the weather, 291. 



-powder, substitute for Persian, 424. 

 Insects, American fossil, 330. 



Lubbock on the senses of, 2SS. 

 sense of smell in, 290. 

 with larval heads, adult, 330. 

 Instruments, increasing the tone of 



stringed, 145. 

 Intensity of twilight, 99. 

 Iowa Fish Commissioners' Report, 399. 

 Ireland, volcanic history of, 227. 

 Iridium and platinum, pure, 206. 

 Iron, amalgamation of, 177. 



and steel for boilers, etc., 432. 



castings, bronzing, 515. 



in atmospheric dust, 133. 



meteorite, interesting, 224. 



sleepers, 444. 



tacks, tinning, 514. 

 Isinglass, bleached, 500. 

 Isomerism, physical, 215. 

 Istaldi, 229. 

 Italy, earthquakes in, 72. 



rainfall, wind, and pressure in, 129. 



temperature observations in, 12S. 



Jaborandi, 527. 

 Jacob, Capt., 22. 



Jacobi, Lieutenant-Gencral, 3, 543. 

 Jacobsen's copying-pencils, 484. 

 Jade and nephrite, 295. 

 James, Dr., 543. 

 Jamin, 15S, 159, 161. 

 Janssen, 451. 



Japanese compass, curious, 1S3. 

 radish, new large, 367. 

 Jelinek, Dr. Carl,543. 

 Jesty's composition, 435, 436. 

 Jevons, Prof., 370. 

 Jobert, 451. 



Jobson, Campbell, 40S. 

 Johnson, Dr. C, 226, 341. 

 Johnston, Dr. C, 270, 31S. 

 Joints, air-tio-ht, 520. 

 Jolly, Dr.,. ^25. 

 Jones, Prof. T. Eupert, 343. 



Rev. George, 35. 

 Jordan, 193. 



Prof. D. S., 318. 

 Jourdanet, Dr., 288. 

 Judd, Orange, 371. 

 Jupiter, brightness of satellites of, 27. 



dimensi(ms of satellites of, 21. 



physical observations of, 26. 



theory of the satellites of, 32. 

 Just, 369. 

 Jute-plant, the true, 362. 



K. 



Kaolin in Nebraska, 221. 

 Kars, Dr.,83. 

 Kathweiner, 508. 

 Kattns, 500. 

 Kaylor, Dr.,496. 

 Kemmis, Capt., 448. 

 Kennett, 478. 



Kent, W. Saville, 307, 324. 

 Kentucky Fish Commissioners, 398. 

 Kenzie and M'Murtrie, Profs., 334. 

 Kern, Sergius, 205, 458. 

 Kerr, Dr., 163. 

 Ketteler, 151. 

 Kiefer, 231. 

 Kieser, Dr., 91. 

 King, 156. 



Dr. Richard, 543. 



S. A., 450, 478. 

 Kingston, Prof., 80. 

 Kirk, A. C, 147. 

 Kirkwood, James P., 537. 

 Kirpitschoff, 143. 

 Kirscher & Ebuer, 486. 

 Klein, Dr. Hermann J., 95, 104. 

 Klinkerfues, 118. 

 Knapp, 149. 

 Koch, 411. 

 KiJchlin, 488. 

 Kohlrausch,117. 



Konigsberg, earth temperature at, 120. 

 Kopp, Prof. E., 543. 

 Koppen, 122. 

 Kowalczyk, Dr., 36. 

 Kowalevsky, Dr. J., 296, 543. 

 Kramer, Dr., 333. 

 Kreil, 93. 



Kroneclier, Dr., 3. 

 Krupp, 457. 

 Kummer's theory, 4. 

 Kundt, 140. 



Laboulaye, 413. 

 Lactate of soda, 525. 

 Lafout,Rev. E.,40. 



Lake basins due to glacial erosion, 229. 

 region, altitudes in, 234. 

 Tahoe, 263. 

 Lalande, 494. 



prize for astronomical work, 52. 

 Lamarck, 276. 

 Lambrecht, 118. 

 Lainbrosa, Prof, 535. 

 Lamp for nitric-oxide gas, 415. 

 Lampadius, Prof., 174. 

 Lancaster, 91. 

 Lander Brunton, Dr., 286. 

 Lane, 232. 

 Lang, 145. 



Langley, Prof., 9, 12, 13, 15, 56. 

 Lankester, Prof. Ray, 338. 

 Lantern, new safety, 414. 

 Lanthanum and Didymium, 201. 

 La Place, 13. 



Laplace, Admiral Cyrille, 543. 

 Lasaulx, Prof. Von, 222. 

 Lassell, 21, 52. 



Latitude stars employed in the Coast Sur- 

 vey, 47. 

 Laubenheiraer, 215. 

 Laugier, 16. 



Laurium silver mine, 293. 

 Laussedat, 463. 

 Laval, Dr., 525. 

 Laws of cyclones, 89. 

 Lea, Carej', 155, 478. 

 Leafing-time and age of tree, 353. 

 Leather, attaching, to metal, 510. 



Russia, 508. 



waste, utilization of, 506. 



water-proofing, 488. 



