GENERAL INDEX. 



395 



PAGE. 



Daguerreotypes, colored, 197 



engraving from, by 



Claudet's process, 192 

 engraving from, by 



Talbot's process, 189 

 Mayall's improve- 



ments in, 188 



u portraits from, 188 



DAXA, DR. SAMUEL H., 205 



Delcambre's type-seiting machine, 88 



Diamond, artificial formation of, 241 



" imitations of, 243 



Distances, method of judging by the 



eye, 160 



Doors, patent, 115 



Drainage by means of a syphon, 222 



Drill-digger, Pratt's rotary, 37 



Du Trembley's vapor engine, 60 



Dyes, method of detecting, 285 



Dye-Lichens, 336 



Earthquakes, frequency of, 329 



in 1853, ' 326 



indicator, 325 



Earth, central heat of,. 289 



Elastic fluids, specih'c heat of, 148 



Electrical apparatus, Ruhmkorff's, 122 



" machines, improvements 



in, 119 



Electricity and heat. 121 



action ot upon magnetic 



needle, 125 



and the telegraph, appli- 

 cation of, to military 

 purposes, 123 



weaving by, 124 



Electro-caloric machine, llg 



Electro deposition of alloys, 235 



Electric telegraph and Aurora Boro- 



alis, 129 



Engines, Ericsson's, 62 



Engine, Rotary, Bristol's, 64 



and valve, Locking 



& Cook's, 63 



vapor, Du Trembley's, 60 



Engines, steam, regulating speed of, 63 

 Engravings, reproduction of, 197 



Ericsson's caloric engine, 62 



Ether and chloroform, 257 



Evaporation, instrument for'measur- 



ing, 203 



Eye, direct action of light upon, 161 

 Exhibition, New York, 1853, 27 



Faraday, on the motion of tables, 132 

 Feed mill, improved, 31 



File machines, 110 



Fire arms, improvements in, 89 



Fish, viviparous, 356 



Flax dresser, 48 



Flax and hemp break, Chichester's, 47 

 " " Clemen's, 49 j 



" fibre, Watt's method of prepar- 





ing, 



282 



" improved machines for prepar- 

 ing, 47 ; 

 pulling machine, 48 : 

 Florida Arrow Root, or Coontee, 338 

 Paint Root, 339 ! 

 Fluids, cohesion of, 206 | 



PAGE. 



Fossils, Reptilian, &c., discovery of 

 in the coal measures of Nova Sco- 

 tia, 329 

 Fresh water plant, curious, 334 

 Furnace, smoke consuming, 80 

 Gangrene, production of, 348 

 ball-nuts, origin and production of, 354 

 Galvanic batteries, improvements in, 128 

 Gardner's quartz crusher and amal- 

 gamator, 82 

 Gas, cooking by, 84 

 Gas regulator, 117 

 Gate, center-balanced, 

 Geometrical measurement, 117 

 Gibbs' patent revolver, 90 

 Gold, production of, in the British. 



Islands, 322 



" discoveries, 324 



Graphite, purification of, 234 



Grades, French's improvements in 



overcoming, 65 



Grain Cleaner, Salmon's improved, 35 

 " and thresher, Moflat's 



Patent, 33 



" Separator. 



Green dye from China, 262 



Gun and cartridge, Marston's im- 

 proved, 



Harpoons, improvements in, 116 



Harrow, Ramsey's improved, 36 



Harvester, clover and timothy seed, 35 

 Haynes, Tilley, sewing machine, 101 

 Heat and electricity, 121 



" nature of, 141 



Hickock's improved cider mill, 103 



Hinge fastener, Barker's, 46 



Hobbs' lock, 112 



Holy head harbor, 50 



Humming birds, nests of, 355 



Igneous action in the artificial form- 

 ation of minerals, 319 

 Illumination, new method of, 199 

 India rubber, improvements in the 



manufacture of, 101 



" " washing machine, 79 



liquid, 251 



Indicator, great circle, 222 



Indigo blue, imparting liveliness to, 261 



" valuation of, 262 



Ink for steel pens, 249 



Iodine, determination of, 270 



Iron, action of sugar upon, 239 



" coating with zinc and other 



metals, 237 



" coke for the manufacture of, 230 

 " and steel, improvement in the 



manufacture of, 232 



" structure of, 229 



" estimation of, in minute quan- 

 tities, 264 

 Jupiter, present condition of the 



planet, 363 



Kitson's improved picker, 72 



Lakes, American, value of the barom- 

 eter in navigating, 200 

 Lard, adulteration of, 250 

 Lava ware, 107 

 Lead, desilvering of, 237 



