P HILOSOPHIC AL 
TRANS ACTIO NSe 
Giving fome 
ACCOUNT 
O F T H E 
Trejent Vndena^ngs^ Studies and Labours 
O F T H E 
INGENIOUS, 
In many 
Confiderable Parts of the World. 
VOL. XXIII. For the Years 1702 and 1703 
LO ND 0 N: 
Printed for S. Smith and B. Walford^ Printers to the 
Ro^al Society^ at the Princes Arms in St Paul's 
Church-yard. MDCCIV. 
