INDEX. 



459 



Descharmes, M., 425 



on a substitute for coffee, 451 



Detroit, river, 36'5 



De Witt Clinton, Governor of the state 



of New York, 37 

 Dewy, Professor, 371 

 Diffraction, memoir on, 400, 405 

 Dif^estion, phenomena of, 79 

 Diluvian remains, described, 308 

 Djplogenea, a new genus of plants, 121 

 Disease, causes of, 40 

 Douglas, IMr., his account of the species 



of calochortus, 141 

 Drinking, observations on, 242 

 Drummond, Lieut., his experiments on 



light, 432 

 Du Ilalde's "Wars and Sports quoted, 



145, 140. 

 Du Sejour, on eclipses, &c., 413 

 Dyeing, sulphuret of arsenic used in, 213 



East, Sir E. H., letter to, 342 

 Eastwick, Mr., his description of a re- 

 gulating valve for a gas establishment, 

 135 

 Eating, on the'act of, 78 

 • — drinking, and sleeping, facts 



towards a history of, 237 

 Eaton, Amos, 373, 374 

 Edgar, King, law made by, 247 

 Eggs, preservation of, 454 

 Electricity, conducting power of metals 

 for, 199— of different fluids, 200— 

 effect of heat on bad conductors of, 201 

 Electro-magnetism, early history of, 431 

 Elephants, remarks on some remains of, 



334 

 Emaciation, curious case of, 77 

 Emigration, observations on, 151 

 Epperheim, jaw-bone of an animal dis- 

 covered at, 341 

 Equinoxes, approximate table of, 417 

 Erie, Lake, description of, 358 — geo- 

 graphy, 361 — geology of, 371 

 Essex, late American frigate, 321, 323 

 Feclmer, M., 428 



t'errot, M., his new razor sti'ap, 197 

 Fevers, in ships, observations on, 38 

 Fischer, M., on the crystallization of 



argentiferous salts, 440 

 Flagellation, utility of, 83 

 Flaugergues, ]M., on the effect of the 



moon upon barometric pressure, 195 

 Flowers, method of procuring in win- 

 ter, 229 

 Fluids, heated-electro-magnetic current 



from, 202 

 Foerstemann, M., experiments of, 200 

 Forbes, Mr. John, his collection of 

 plants, 121 



Force of ships of war, observations on, 

 108 



Fossil bones, discovered in France, 267 



remains, 335 



Foxes, hydrophobia in, 453 



Frankland, Sir Thomas, 166 



Eraser, Major, 375 



Fresnel, Mr., his theory of light, 168. 

 389 



Frost, on its action on building-mate- 

 rials, 421 



Fruits, on the maturation of. 



450 

 Fuchs, M., compound of silica and po« 



tassa prepared by, 435 

 Fulminating powder, 436 



Gallic acid, preparation of, 223 

 Galvanometer, purity of metals tested 

 by, 203 



wires, on the magnetism of, 



431 

 Gas establishment, regulating valve for 



one, 135 

 Gaul tier, M. de, experiments of, 206 

 Gautherot, on electro-magnetism, 431 

 Gay-Lussac, M., barometer of, 195 j his 



experiments on pyrophorus, 207 

 Gelatine, vegetable, 221 

 Giraffes, living, in Europe, 229 

 Girard, M., Im experiments on water- 

 pipes, 196 

 Glass, light reflected by, 173 

 Glucinum, chloride of, 211 

 Gold, colouration of, 441 

 Gourlay's Reports, 382 

 Gout, utility of exercise in, 97 

 Gouty inflammation, cure for, 227 

 Graham, Mr., on the production and 



nature of alcoates, 442 

 Grain and seeds, preparation of, 449 

 Granite and sandstone, on the junction 



of, 274 

 Grant, Lieut. J., 361 

 Grant, Capt., 251 



Grapes, review of fifty kinds of, 140 

 Grasshopper's eggs, destruction of, 229 

 Greenland whale, structure and econo- 

 my of, 10 

 Griffiths, Mrs., 166 



Guimet, M., his manufacture of ultra- 

 marine, 216 

 Guns, calibre of, 109 



Hail, aerolites contained in, 447 

 Halle, curious case related by, 77 

 Hanway, Jonas, anecdote of, 81 

 Harlan, Dr., of Philadelphia, 225 

 Harwood, Dr. J., on the structure and 

 economy of the Greenland whale, 10 



