l

CO MMERCIUM

Philosophico-Technicum ;

OR, THE

Philosophical Commerce

O F

DESIGNED AS

AN ATTEMPT TO IMPROVE

Arts, Trades, and Manufactures.

By W. LE WIS, M. B. and F. R. 8.

Fiat Experimentum. Bacon.

LONDON,

Printed by H. Baldwin, for the AUTHOR;

And Sold by R. Willock, at Sir Isaac Newton’s Head in Cornhill.

MDCCLXIII.