INDEX. 399 



■Geology of England and Wales, review of outlines of, 203 



Introduction to, 178 



— ' of Martha's Vineyard and the Elizabeth Islands, no- 

 tices of, 240 



' and Mineralogy of the Connecticut, 1 



__— . Desiderata in, 22 



Geological Essay on the Tertiary Formations of America, 31 



position of Yale College, 20 



. of Amherst Institution, 21 



— — Society, American, 358 



Girard P. S. Second Memoir on Navigable Canals, 288 



Glass and silicious bodies, porosity of, 192 



Gneiss, 29 



Grain, preservation of from mice, 378 



Granite Goshen graphic, 22 



Pseudomorphous, 22 



• Secondary, 188 



Sulphur in, 56 



Green dye, superior, 196 



Green Schweinfurt, 386 



Greenstone, 29 



Gregory, O. Treatise of Mechanics, review of, 72 



Griscom, J. Foreign literature and Science; 188, 366 



• , Year in Europe, 360 



Gypsum Fibrous, 47 

 ' ' ■ — - Compact, 48 



H. 



Hall Prof. F. localities of minerals, 58 



Halo, notice of a, 337 



Hammer, new mineralogical, 175 



Hare, Dr. Robert, on the question of two Electric fluids, 103 



■ , Description of an Electrical plate machine, 108 



of an improved blow-pipe, by Al- 

 cohol, 110 



, on some improved forms of the Deflagrator, 347 



— — , account of an Electrometer with a single leaf. 



351 



Heat Animal, 200 



Hitchcock Rev. E. Sketch of the Geology &c. of the Connecti- 

 cut, 1 — Notices of the Geology of Martha's Vineyard and the 

 Elizabeth Islands, 240 — New mineralogical Hammer, 175 



Hungary, observations on Beudant's Travels in, 26S 



Hydro-carbo-sulphuric acid, 187 



Hydrogen gas apparatus, 3 92 



Hydroxanthic acid, 376 



