Arr. I. 
XL Notice of an Ancient American ‘Utensil by Prof. Watrer | 
i, * 
CONTENTS. 
—O-—— 
P 
Geological and Mineralogical Account of the Mining Dis- 
tricts in the State of Georgia—western part of North 
Carolina and of East Tennessee, with a MRP by. Hon. 
Judge Jacos Peck, 
. On the temperature and Saltness of the “Waters of the 
Ocean at different depths, - - 
. Note on the Progressive Increase of Temperatare be- 
neath the surface of the Earth - 
. Universal Terms—Disputes concerning faa a their 
Causes; by Emma Witiarp, -~— - 
. On the action of the second surfaces of transparent iiss 
upon light ae pinched Spates ae >» 
ria, 
Prete tient in Field Seneitiianieies - 
. On the Origin, Extension and Coellangpeel of Preisied: ; 
by Dr. Rusu Nurr, of Rodney, State of Mississippi, 
. Observations on depriving Flowers of their Anthers, to — 
produce Double Flowers; by E. T. Lerryer, . 
. Miscellaneous Geological Topics relating to the lower 
part of the vale of the Meiosis ; by Dr. Rusa Nutt, 
of Rodney, Mississippi, 
“R. Jounson, 
: pote on the Strength of Cylindrical Steam n Boilers 
Prof. Watter R, Jonnson, 
_A ingliliti of Dr. Wollaston’s Ri fee ' 
ter; by R. Graves, Jr. Civil Engineer. 
. List of the Plants of Chile ; Fepinted fon the ae Wee: 
_curio Chileno,” by W. 5. W. ot M. D. 
U.S. Nay 
» Navy; 
. Notice a a Poapiis of Petroleum, sek the Oil i spring. 
. Notice or Wood's oe Raat: - ; 
. Observations on Inclined Planes; Me J, aon, 
F oak po 
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