Me 
40M INDEX. 
Galvanic Deflagrator, Prof. Hare’s Improved Forms efthe,99 
Gas, so from Cotton Seed, 294 : 
Gas-Light 
Geodes, Coriatan of — in, 282 
Geographical Society at Paris, 3 
Geography, Woodbridge on Ww illard’s, 397 
Geological Nomenclature of Phillips and Conybeare, 264 
Geological “5 St American, 187, 392 
urvey on the Grand Canal, 195, 3 
Geology and Minerlogy of the Western part a Massachusetts, 
obi ewey, 1—his additional remarks on the same 
seat 2 . 
——, ti of, 4 
Granitic Va eins a d Beds, in Chester, Mass., 250 
Griscom , Prof. Ee fe, Translations, 181, 362 
————--———. Proposals for a new Journal, 191 
Hall, Prof. ‘* Catalogue of Minerals,” 193 
Hare, ee improved forms of the Galvanic Deflagrator, pied 
Single Leaf Electrometer, 103—-Combustion of Iron by @ 
ag * Sulphur in Vapour, 104—mode of —— = 
“with iron, 105-—Elecito-Magoeti and Galvanic Exper- 
iments, 146—on Prof. Vanuxem’s paper, 288 
ay, Biographi 
276 
y, New-York State, 
icultura 398 : 
Howard, Prof Wc am the Stopping of Astronomical Clocks, 277 | 
Hydrate of Iron, Analysis of, 298 
Hydrogen Gas, a volatile vit: from, 374 
» Tespiration of, 375 
lce Houses, Natural, 254 
Instruction. Monitorial, 185 
Johnson, Judge, letter to the a 223 
Journals, French Periodical, 3 
Journal, Prof. Griscom’s Or opal for a new, 191 _ 
i 
* Médical de La 
a 
ironde, 3 
ce Se ee al ee 
