CONTENTS. 
eee i sf 
GEOLOGY, MINERALOGY, TOPOGRAPAY, &c. 
Art. I. Sketch of the Geology and Mineralogy of a part of Massachu- 
IL. 
Il. 
setts and parts of the adjoining States, by Prof.C. Dewey, 1 
List of Minerals and Organic Remains occurring in the Can- 
das, by J. Bigsby, M. D, - 60 
New Localities of Sahlite, Goce: Angie, Ceylanite, &c. 
by G. W. Benedict, - - - - - 88 
BOTANY. 
IV. Caricography, (continued,) by Prof. € Dewey, > - 93 
PHYSICS, CHEMISTRY, MECHANICS, AND MATHE- 
Y. 
KV. 
XVI 
MATICS.. 
Prof. R. Hare. on the Galvanic Deflagrafor—also an impro- 
ved Single Leaf Electrometer—the Combustion of Iron by 
Sulphur i in Vapour—and an cacy mode of imitating native 
Chalybeate Waters, - 9 
Analyses of the igesecbersas om Hoddain and Brazil, sgh 
Henry Seybert, 105: 
Method of preserving the Palour of ‘the purple Cahboge, by 
G. F, Bowen, - 112 
Description and Analysis of the Billimanite, anew mineral, 
by G. T. Bowen, 113: 
Analysis of a Siliceous Hydrate of Copper From: N. Se ersey— 
with a notice of localities of epocanine in the U. aa : 
by G. T. Bowen, : 118 
On the Theory of the Construction or the Thermometer, by 
Prof.Jj. Adams, = - 121 
Remarks on several ee published i in former eelaiae of 
this Journal, - - ‘: - - - 13 Oa 
On the Prpeeetian of the auiemes - ° = 139 
Account of a new Air Pump, by Joseph H. Patten, -_ 143 
Electro-magnetic and Galvanje bere wank by Prof. R. 
Fares se: - - 145 
Remarks upon Prof, Vanuxem® s paper on fused Charcoal, 147 
MISCELLANEOUS. 
Notice and Review of the * Reliquiz Diluvianz.”’ - 150 
Priut of Col. eal Picture of the Had ae of Inde- 
pendence, - 168 
SVM4a Excursion among the White Mountains, by. J ames Pierce, 172 
