Carver, Dr. S. D. Notice of a Meteoric Stone, 35 l 



Caterpillars, Emigration of a Colony of, 284 



Cave containing Bones in Canada, 354 



Cement, Roman, 192 



Charity in France, 187 



Chatoyant Feldspar, 256 



Chlorate of Potash, 201 



Cinchona Bark, G. W. Carpenter on, 363 



Cist, Z. on the Anthracite of Wilkesbarre, 165 



Clark, Sheldon, Esq. on Infinite Divisibility of Matter, 356 



Coal, Lehigh, 397 



Coccolite, 40, 42 



Colour, Purple, of Glass increased by Light, 208 



Comets, 199 



Conybeare and Phillips, the Review of, 146 



Coppering of Ships, the Corrosion of the, 207 



Cotton, the Cultivation of, 122 



— Seed, affording Gas for Illumination, 170 



Crank Motion, Mr. Quinby on, 317 



Culmination of the Moon and Stars, Longitude determined by the, 107 



Cummingtonite, 44 



Cutbush, Dr. on Pyrotechny, 173 



Cuvier, his Ichthyology, 380 



Dalman, J. W. his Analecta Entomologica, 376 



Dalton, Mr. on Indigo, 385 



Dana, Prof. J. F. on Mr. Patten's Air Pump, 327 



Deaf and Dumb, 183, 204 



Deflagrator, Galvanic, Prof. Hare on the, 181 



Dewey, Prof, on a Singular Conformation of Limestone, 19 — his Carico- 



graphy, 60, 257 on Elastic Marble, 241 



Diabase, 23 



Diamond, 195 



Duntze, Mr. J. on Browning Iron, 168 



Dwight, Dr. his Passage relating to Moving Rocks, 136 



D wight, Mr. Morris, on Certain Minerals, 174 



Earthquakes, Isaac Lea on their Causes and Effects, S05 — of Sicily, 

 Prof. Ferrara on the, 216 — their Effect on the Vegetation of Wheat. 

 208 



Eaton, Prof. Remarks on his Communication, 146 



— . his Geological Survey, 355 



Editor, on a Mineral supposed to be Phosphate of Lime, 174 



Education, Improvements in, 160,383 



Elaine from Oils, 189 



Electricity, 193, 368 



Entomology, J. W. Dalman's, 376 



Equations, A. C. Twining's New Method of Resolving, 86 



Ergot, Gen. M. Field on the Origin of, 39 



Evaporation, Rapid, 203 



Eye Infirmaries, 399 



Fauna Americana, 397 



Faune Fran^aise, 185 



ferrara. Prof, bn the Earthquakes of Sicily, 216 



F'erjtfsac, Baron de, his Bulletin, 205, 374 



