P H I L O S O P H I C A L
T r a n s a c t i o n s :
GIVING SOME
ACCOMPT
OF THE
Present Undertakings, Studies, and Labours
I N G E N I O U S
In many
Considerable Parts
W O R L D.
Vol. XI.
For the Year MDCCXVI.
L O N D O N,
Printed by T. R. for John Martyn, Printer to the Royal Society
at the Bell in St. Pauls Churchyard.