CONTENTS TO VOLUME XVI. 
—f— 
NUMBER I. 
Page. 
Art. I Prof. e Mitchell, on the Ge olegy of the Gold Re- 
gion of North Carolin 
Il. Examination of a phason Sollee Shooting Star ; 
pe sellor Dr. a of Salzuflen. (‘Trans- 
a from the Germ 
Ill. Observations and Expasiies nts on ‘Peravits Bark ; 
by Grorce W. Carpenter, of Philadelphia, 28 
IV. Obicnmaginnon a New preparation of Balsam Co- 
one by regimes Ww. ned ska of See 
phi 40 
¥, Notice of the eppentines of Fish and Lizards i in ex- i 
traordinary megpcer coe “ye H E. Mus 
41 
VI. Meteorological Observations; by S. P. Huupaemy, 
44 
VII. Calendar of Vevetation; by A. Ww. Buws 48 
VIII. Strictures on the Hypothesis of Mr. ie eph Du 
gps on Volcanos and Earthquakes; by 
Bensamin Bri, 1 
IX. A Tiapenene on the different views that have been 
_ tak 4 the Beery of Fluxions ; by Exiz 
Wri 53 
X. Variation’ of the Magnetic Needle. 60 
XI. Soss Oxmstev’s Meteorological Report for the year 
> 70 
828, 
XII. On the variations of leat in the great ‘North foe 
n Lakes; by Gen. H. A. S. Dearsorn, 
XIIL. On the observations of Comets ; by P. J. a ee 94 
XIV. On the Effect of the Physical Geography of th 
ott - yes Boundaries of ees itd as 
. D. &c. 
Fin : &e. 99 
XV. On the ‘Manulatar of Gass by nae N. Fuss, 
112 
XVI. Polar Fxploratio - 124 
XVII. Motion, the Nataral State of Matter, . - 151 
XVII. Facts relating to Ohio and Mexic : 154 
