some 
- means o 
= 
Art. XX. An improved Method of obtaining the Fauialé KZ 
for the Sines and Cosines of the Sum anit. 
ference of two Arcs, by Professor ae of 
se ' Hamilton College, &c. - 424 + 
MISCELLANEOUS. 
_ Art, XXI. An Account of several Ancient Mounds, andof  « 
"two Caves, in East Tennessee, by Yr. John : 
Henry Kain, of Knoxville. - - 428 
4 es XXL Facts illustrative of the Powers aa Opera- 
: : tions of the Human Mind in a Diseased State. 431 
=. < INTELLIGENCE. 
* 
_ Art. XXUI. 1, Discovery of American Cinnabar and Na- 
_ Lead. - - - - 433 
se . Theoretical Views of Professor Hare of 
"Pill - - : 434 © 
. New Work onChemistry. - eM * ibid. % 
a 4. Botanical nee ene ce Saal 
— 5. Staurotide. eee ibid 
6. Supplement to the ~ Remake on the Geol- + *- 
ogy and Mineralogy of a section of Massa-— ie 
chusetts, on Connecticut River, &c.” con-_ : 
tained in No. 2, Art. 1, of this Journal, by > 
BE. Hitchcock, A. M. - - 436 
ee ‘ ‘ 
* 
