PHILOSOPHICAL 1 1 
transactions. 
GIVING SOME 
ACCOUNT 
OF THE 
Prefers Undertakings, Studies, and Labours, 
O F T H E 
INGENIOUS,! 
IN MANY 
Conliderable Parts of the WORLD. 
i 
VOL. XLII. For the Years 1742 . and 1743 . 
L O N T) O N: 
Printed for T. Wood w a R d, and C. D a v i s, over- 
againd Grays Inn • Gate in Holbourn ; Printers 
to the Royal Society. M.dcc.xliv. 
