470 



INDEX. 



Friedel and Crafts, 140. 

 Fries, 329. 

 Fritsch,K.,79. 

 Fritsche, S6. 

 Fritz. Prof., 79. 

 Frolich, 6C>. 



Frost, effect of, on chlorophyl granules, 

 341. 

 on evergreen leaves, 341. 

 Fuchsin in wine, detection of, 143. 

 Fuller, 122. 

 Fungi, 329. 

 Furnaces compared, 396. 



G. 



Gabb, Prof. W. M., 192. 

 Galilee, Sea of, 197. 

 Galle on Neptune, 22. 

 Gall-flies, two-winged, 320. 

 Gallium, crystallized, 138. 



spectrum of, 114. 

 Galton, Francis, 208. 

 Galvanic polarization, 124. 

 Gammarus puteanus, 307. 

 Ganiu, 309. 

 Garbe, 109. 

 Gardner, J. T., 228. 

 Gariel, 113. 

 Garman, 278. 



Garnets (New Haven, Conn.), 156. 

 Garnett, 106. 

 Garrod, A. H., 297. 

 Gas of London, 146. 



wells of Pennsylvania, 147. 

 Gases, determining the density of, 132. 

 in meteorites, 135. 

 refractive power of, 112. 

 Gassiot, J. P., 417. 

 Gatch and Pourquier, 248. 

 Gaudiu and Gramme, 127. 

 Gelatin in water from the soil, 133. 

 Geleznow, 327. 



Generation, spontaneous, 244. 

 Genth, Dr. F. A., 152, 155, 15S, 160. 

 Gentiana Andrewsii, fertilization of, 34S. 

 Geographical Society, 193, 194, 196, 198, 



201. 

 Geography, 191, 206. 

 Geology, 165. 



agricultural, 353. 



of Pennsylvania, 231. 

 Georg-Marieu Hiitte, 401, 402. 

 Gerard, W. It., 334. 

 German coast, sailing directions for, 1SS. 



Hydrographic Office, 1S7. 



potash salts, 368, 369. 

 Germany, chart of railroads in, 196. 

 Gernez, 104. 

 Gessi,203. 



Gibbon, Lieutenant, 193. 

 Gibbs,- George, 262,269. 

 Gilbert, Dr. J. H., 358, 362, 375. 



G. K., 53, 215. 

 Gildemeister, Dr., 204. 

 Gile, E., 204. 

 Gill, David, 2, 15, 16. 



Prof. Theodore, 275, 270, 291, 297. 

 Gillies, 2, 16. 

 Gillman, Henry, 234. 



Glacial phenomena around Lake Ontario, 



181. 

 in Labrador, 181. 

 Gladstone, 147. 



Gladstone and Tribe, 137. 

 Glass from slag, 401. 



iridescent, 403. 

 Gledhill, 7. 



Gleitsmann, of North Carolina, S9. 

 Glenard, 144. 

 Gnehm, 143. 

 Godefroy, 79. 

 Godlewski, 340. 

 Gold, crystalline form of, 154. 

 Golding Bird, Mr., 241. 

 Goldsmith, E., 159, 161. 

 Goniometer, reflecting, 111. 

 Good ale, Prof. G. L., 334, 335. 

 Goode, 275. 

 Gordon, 127. 



Colonel, 203. 

 Gorringe, Lieut. -Commander, 1S3, ISO. 

 Gossage, William, 417. 

 Gould, Dr. B.A.,3,9, 1S4. 

 Govi, 85, 111,112. 

 Graber, Dr. V.,2S3. 

 Graham, 54. 

 Grain, vitality of, 340. 

 Gramme machines, 122, 130. 

 Granite of Kockport, Mass., 155. 

 Graphite, compressed, as a conductor, 



123. 

 Grassi, of Milan, 87. 

 Grasses, poisonous, 343. 

 Gratings on glass and metal, 119. 

 Grattarola, 160. 

 Graves, Rev. James, 344. 

 Gray, Captain David, 18S. 



Prof. Asa, 211, 327, 333, 335, 33S, 

 34S. 

 Great Lakes, survey of the, 220. 



Salt Lake, fluctuations of, 215. 

 Green, John C.,47. 



Lieut.-Commander F. M., 183, 191. 

 Greenland, 190. 



and Norwegian sea, surface 

 temperature of, 189. 

 Greenleaf, R. W., 337. 

 Griffin, John J., 417. 

 Gripon, 126. 

 Gromadski, 26. 

 Gross, Dr., 261. 



Grote's (A. R.) check-list, 322. 

 Groth, Prof., 152. 

 Grove, 109. 

 Grubb, Howard, 28. 

 Graber, 8. 



Guano, analyses of, 307. 

 Goldberg and Mohn, 74, S2. 

 Gulf of Mexico, 223. 

 Gun-cotton for time-signals, 27. 

 Gundlach, E., 239. 

 Gunther, Dr., 294. 

 Guthrie, 105. 

 Guyana, 198. 

 Gylden,Dr.,ll. 



H. 



Haberlandt, 341,360. 



Haeckel, Prof., 246, 301. 



Haga, 69,107. 



Hagenbach, 122. 



Hailstones, formation of, 79. 



Hair, histology of, 240. 



Hall, Prof. Asaph, 1, 7, IS, 19, 20. 



R.F.,38. 



C. E., 179, 230. 

 Ilamberg, Prof., 70. 



