ON TE. mars. 
oF 
Az rT. Pag 
k 
HE Defcription of a new Plant; by 
Dr Arex. GARDEN Phyfician at 
Charles-town in South Carolina. I 
fl. A Defcription of the Matrix or Ovary of 
the Buccinum Ampullatum; by Roserr - 
Wuytrt, M.D. F. B.S. Fellow of the Roy- 
al College of Phyficians, and Profeffor of 
“Medicine in the Univerfity of Edin- 
burgh. 8 
TI. Drawings of fome very large Bonés; by 
GeorceE CLERg, Efq; II 
IV. Obfervations on Light and Colours; by 
THoMAS Meuvitxe, M. A. 12 
V: An eafy method of computing the Paral- 
laxes of the Moon; by 
Vi A Solution of ichalers Profiled: by Mar-. 
pTHEew STEWART, Profefflor of Mathema- 
tics in the Univerfity of Edinburgh. 116 
“VII. Of the Cold produced by evaporating 
Fluids, and of fome other Means of pro- 
ducing Cold; by Dr Witttam CuLLew 
_* Profeifor of Medicine in the Univerfity of 
Glalgow. 159 
ART. 
