584 



Index. 



[Oct. 



Egerton, Sir Philip, Two New Species 

 of Gyrodus, 119. 



Eggertz, M., on Sulphur in Iron and 

 Steel, 259. 



Eggs, Cuckoo's, 142. 



Electric Currents in Muscle, 291. 



Spark, Duration of, 570. 



Figures, 570. 



Electrical Decomposition of Water with 

 Silver Poles, 138. 



Electricity, Atmospheric, and Eecent 

 Phenomena of Eefraction, 229. 



at Haiti, 288. 



Chronicles of, 138, 288, 429, 563. 



in Plant Life, 525. 



of Clouds, 415. 



Electrification of Wine, 430. 



Electro-Capillary Action, 570. 



Electrolytic Experiments, 430. 



Electro-magnetic Apparatus, 570. 



Electro-motive Forces, on, 431. 



Electroscopic Experiments, Cause of 

 Error in, 429. 



Elkington, J., Copper Extraction, 571. 



Emerald, Colouring Matter of the, 417. 



Emmeeling, Dr., Action of Water on 

 Glass and Porcelain, 106. 



Engelmann, Dr. Th., on the Develop- 

 ment of Gas in Protoplasm, 140. 



Engineering, Chronicles of, 110, 265, 

 402, 532. 



New York, Society of Practical, 



113. 



English and Continental Intercommu- 

 nication, 112. 



Epiboulangerite, 282. 



Erosion, Intra-glacial, near Norwich, 

 120. 



Esmarkite, 418. 



Ether as an Intoxicant, 260. 



Ethnology of Great Britain, 385. 



Exhaustion of Soils, 378. 



Explosive Powder, New, 129. 



Eye-piece, New, 253. 



F. 



' Flint Chips,' By E. T. Stevens, 379. 



Flakes in Somerset, 246. 



Glass, Heavy, 286. 



Implements, 383. 



in the Drift of Norfolk and 



Suffolk, 120. 

 Flora, Arctic, 101. 



Fossil, 406. 



■ of Iceland, 255. 



of Round Island, Mauritius, 258. 



Flower, J. W., Flint Implements in the 



Drift of Norfolk and Suffolk, 120. 

 Flowers, Change in Colour of, 525. 

 Fluids in Crystals, Determination of, 



by Spectrum Analysis, 125. 

 Fluor Spar, &c, Reflexion of Heat from, 



138. 

 Fluorescent Substance, New, 563. 

 Fluorine, Organic Compounds of, 528. 

 Forbes on Volcanoes, 538. 

 Forest, Petrified, near Cairo, 540. 



Submerged, at Blackpool, 93. 



Forestry, French Imperial School of, 60. 

 Formic Acid, Synthesis of, 400. 

 Foster, C. Le Neve, Geology of North 



Derbyshire and Yorkshire, 115. 

 Fowler, Mr., Manufacture of Oxygen, 



107. 

 Fox, Col. L., Opening Cairns near 



Bangor, 384. 

 D. M., on the San Paulo Railway, 



404. 

 Freeden, Herr Von, ' Norddeutsche 



Seewarte ' for 1869, 278. 

 Weather Calendar for North- West 



Germany, 122. 

 French Imperial School of Forestry, 60. 

 Friedel and Ladenburg, Drs., Organic 



Compounds of Silicium, 528. 

 Frilford, Ancient Cemetery at, 386. 

 Fuchsine, Manufacture of, 263. 

 Fuller's-earth in the South- West of Eng- 

 land, 68. 

 Fungi, Alternation of Generation in, 257. 



Edible, 99. 



Parasitic, 397. 



Faraday, his Life and Letters, 232. 

 Favbe, M., Occlusion of Hydrogen by 



Palladium, 105. 

 Fetl, Mr., on Heavy Flint Glass, 286. 

 Felspars, Constitution of, 417. 

 Fermentation, Pasteur's Views on, 291. 

 Ferns, Fertilization of, 395. 

 Fertilization, Cross, 394. 



of Ferns, 395. 



of Winter Flowering Plants, 100. 



Festiniog Railway, 265. 

 Fibrin of the Blood, Origin of the, 139. 

 Fixed Stars, Distances of the, 252. 

 Flame, Examination of, 135, 567. 



G. 



Gadolinite, Crystals of, 127. 



Gaiffe, M., Electro-plating with Nickel , 



289. 

 Gaize, Uses of the Mineral, 567. 

 Galvanic Batteries, Improved, 571. 



Battery, Leclanche, 288. 



Zaliwski's, 288. 



Ganoid Fish, from Australia, 431. 

 Gardens (English), Foreign |Trees and 



Plants for, 350. 

 Gas in Protoplasm, Development of, 140. 

 Lighting Mines with, 131. 



