INDEX. 



641 



Henry, Messrs. Paul and Prosper, 37. 



Prof., 1S1. 

 Hentz, Mr., clxxxix. 

 Henwood, William J., 593. 

 Herring-fishery Board, Scottish, 433. 



physical condition of, 433. 

 Herschel, Mr. A. S., 409. 



Sir John, xxxi., lxiii., 7. 

 Sir William, 7, 8, 20, 38, 1S6. 

 Herschel's catalogue of double stars, 7. 

 Herwig, Mr., lxxi., 152, 157. 

 Hesperoruis, cciii. 

 Hesse, Mr., lxxxvi., xcii. 

 llessel, Mr. Rudolph, 413. 

 Hessenberg's mineralogical notices, xcvii. 

 Heuer, Capt. W. H, ccxliv. 

 Heumann, Mr., lxxix. 

 Hibbard, Mr. N. H., 574. 

 Hibiscus manihot, 549. 

 Hicks, Mr., ex., 151. 

 Hildebrand, Mr., 82. 

 Hildebrandssori, Dr., 87. 

 Mr., xl. 

 Hill, Mr., Ixx. 



Mr. Walter N., 493, 500, 506. 

 Hillers, Mr. J. K.,293. 

 Himalayas, glaciers of the, 113. 

 Hind, Mr., xxii., 07. 

 Hippauf, Dr., 2. 

 Hirn, Mr., S3. 



Hint's mega-barometer, xxxvii. 

 His, W., and Braune, W., Messrs., clxxvii. 

 Hoberlandt, Mr., 364. 

 Hoeck, Mr., 48. 

 Hoffman, Mr., eclxxiv. 

 Hofmann, Dr., eclxxxii., 217, 457. 



Mr., lxxxvi., 3GS. 

 Hog, evolutions of the, 334. 

 Holden, Mr., xxviii., xxxii. 



Prof., xxvii., 20. 

 Holley, Prof. A. L., 489. 

 Hollis, Dr., cxlviii. 

 Hollyhock fungus, 376. 

 Holmes and Jackson, Messrs., clii., clvi. 



Mr., 205, 267, 269, 563. 



Prof., 151. 

 Holtz, Mr., 124, 575. 

 Honey, secretion of, 316. 

 Hooker, Dr., 303. 

 Hoorweg, Mr., lviii. 

 Hopkins, Mr., 128. 

 Hopkinson, Dr., 145, 469. 

 Horizontal pendulum, Zollner's, 174. 

 Hornaday, Mr., ccii. 

 Horrebow, Mi'., 31. 

 Horse-hair, dyeing, 527. 



-pox, 390. 

 Horsford, Mr., xci. 

 Hot baths, uses of, 561. 

 Hotz-Osterwald, Mr., 516. 

 Hough, Dr. F. B., 377. 



Prof. G. W., 85, 112. 

 Houzeau, Mr., 321. 

 Howard, Messrs., 3. 



Mr., xcii. 

 Hoy, Mr. R. R.,411. 

 Hiiber, Mr. Pierre, exci. 

 Hubert, Mr., 406. 

 Hiibner and Wiesinger, Messrs., 232. 



Mr., lxxvi. 

 Hudson, Dr., 412. 



Dr. A. S., clii. 



Dr. C. T., cxlvii. 



Mr. W., 424. 



Hudson River, the source of the, 301. 



Huet, Mr., 104. 



Huggins, Mr., lxvii., 23. 



Hughes, Mr., ex. 



Hmtzinga, Mr., cxlv. 



Hujfalvy, Mr. de, clxix. 



Human body, copper in the, 233. 



chest, wind pressures in, 317. 

 figure engraved on reindeer-horn 

 from the cave of Laroche-Ber- 

 thier, 325. 

 forms, the lowest of known, 326. 

 mortality and seasons, SI. 

 remains, antiquity of, 331. 

 skin, evaporation from, 321. 

 Humboldt's mean height of Europe, 



251. 

 Humphreys, Major-General A. A., ccxlix. 

 Hunt, Dr. T. Sterry, 69, 210, 339, 5S5. 



Mr., cxi. 

 Hureau de Villaneuve, 503. 

 Hutchinson, Mr., civ. 

 Huxley, Prof., cxlvii., clxxviii., excix., 



ccii.,37, 5S3. 

 Hyatt, Prof. A., exxv., clxxix. 

 Hybrid fish, 418. 



Hybridization of salamanders, 342. 

 Hydrate of carbon, 214. 

 Hydraulics of the Adirondack plateau, 



47S. 

 Hydrocarbons, purification of, 526. 

 Hydrogen, absorption of metals by, 208. 

 and iron, a brittle alloy, 218. 

 peroxide of, 230. 

 Hydrogenium, physical properties of, 209. 

 Hydrogenized iron, 217. 

 Hynes, Prof., cliii. 

 Hypsometry, barometric, 254. 

 in California, 303. 



Ice cave near Dobschau, 68. 



plasticity of, xliii. 

 Iceland, glaciation of, 113. 



recent volcanic phenomena, 67. 

 volcanoes, 93. 

 Iceland-spar, elasticity of, 175. 

 Icelandish commission to Alaska, 576. 

 Ilex cassine, 457. 



Illumination for attracting fish, 428. 

 Importation of the gouiami into Paris, 



420. 

 Incrustation of boilers, prevention of, 



4S7. 

 Iudex of patents from 1790 to 1S73, 579. 

 India, a strange race of people in, 323. 

 dryness of the soil in, 94. 

 meteorites, 61. 



rubber, expansion by heat of, 154. 

 the Semangs a primitive race of, 



331. 

 trigonometrical survey of, 251,259. 

 Indians of North Carolina, burial among 

 the, 329. 

 Shoshoni, 292. 

 Indicator, celestial, 28. 

 Indigo ground for chrome green, 525. 

 Industrial employment of paper, eclxxiii. 

 projects, miscellaneous, eclviii. 

 statistics, cexxix. 

 Infusoria;, etc.. cxliv. 

 Infusorial earth and aniline colors, 529. 

 Ingersoll, Mr. E., clxxxiii., 277. 



