PHILOSOPHICAL 
TRANSACTIONS. 
Giving Some 
ACCOUNT 
OF THE 
Prefent Undertakings , Studies , and Labours 
O F T H E 
INGENIOUS. 
In Many 
Confiderable Parts of the World. 
V O L.’ XXVII. For the Years 1710, 1711, and ifi2. 
L 0 N D ON: 
Printed for H. Clements at the Half-Moon , and IV. Jnnys at 
the Princes- Armes, in St. Pauls Church-yard j and D. Brown 
without Temple-Bar. MDCCXII, 
