■' »— ^11 I in | l■^^| rrT ■l I. I I . MT- t rt »’ i 
philosophical! 
TRANSACTIONS. 
GIVING SOME 
ACCOUNT 
OF THE 
Prefent Undertakings, Studies, and Labours, 
OF THE 
INGENIOUS, 
I N M A N Y 
Conliderable Parts of the WORLD. 
VOL. XLI. Part i. For the Years 1739, 1740. 
LONDON: 
Printed for T. W o o d \v a r d, and C. D a v i s, over- 
againft Graf s- Inn-Gate in Holbourn 5 Printers 
to the Royal Society, M.dcc.xliv. 
