INDEX. 403 



Genet, his reply to Dr. Jones, 377 



Geodoetical observations, 188 



Gold Mines of North Carolina, remarks upon, by Charles E. 



Rothe, 201 

 Gold, Mosaic, 174 



Grecian Archipelago, volcanic character of 279 

 Gymnasium in New Haven, 385 



H 



Hall, Capt. Basil, on the pressure of the atmosphere within the 



cataract of Niagara, 364 

 Hall, Prof, his Miscellaneous notices, 373 

 Hare, Prof, description of chemical apparatus, 1 



on lightning rods, 322 



— Rejoinder to Prof. Olmsted, 8 



Hayes, A. A. his localities of Minerals, 195 



Hazard, Mr. on the bursting of boilers of Steam Engines, 5G 



Heulandite, identity with Epistilbite, 185 



High pressure Steam Engines, 40 



Hildreth, S. P. Dr. upon the coal and diluvial strata of Ohio, 38 



Hopkins, Mark, on Mystery, 217 



Human body, larvae in, 229 



Hungary, education in, 165 



volcanic character of, 245 



Hydrostat, description of, 64 



I 



Iceland, volcanic character of 276 



Ichthyolites, of Mount Bolca, 255 



Ichthyology, new work upon, 390 



Insects, rare ones, 396 



Introduction to the study of Botany, by T. Nuttall, notice of, 99 



Iron and Manganese, separation of, 173 



Iron, varieties of, 159 



Italy, volcanic character of, 252 



Jones, T. P. his animadversions upon Mr. Genet's memorial, 73 



L 



La Place, de, death of, 166 



La RoUchefoucauld, death of, 167 



