Numb. 39 o. 
PHILOSOPHICAL 
TRANSACTIONS. 
For the Months of September and October ^ 1725. 
The CONTENTS. 
I. Differtatiuncula de Agno Vegetabili Scythico , Bo- 
ra metz Vulgo dicio. Auclore D no Joh. Phil, 
Breynio, M. D. Dantiic. S'. S. 
II. De Camphora. AuBore D no Joh. Brown, 
Cbym. (Z^. S. S. 
III. Two Letters on the EjfeBs of Lightning, from 
the (Reverend Mr. JoL WalTe, (ReBor of Aynho 
in Norchamptonlliire, to Dr. Mead. 
IV. De Viribus Magneticis. Epiftola Viri DoBiJJimi 
P. Mufchenbroek, M. D. ad J. Th. 
Defaguliers, LL. D. <!(. S. S. 
V. A fwrt Account of the Anomalous Epide- 
mic Small-Pox, beginning at Plymouth in 
Aug uft 1724, and continuing to the Month of 
June 1725. (By the Learned and Ingenious 
Dr. Huxham, Bhyfician at Plymouth. 
