RARE Booy Dren
XbH -90b -203
ELECTRICITY--EXPERIMENTS. ‘
 
Mason, David, 1726-1794.
A course of experiments in that instructive and entertaining branch of natural philosophy, called elictricity CsicJ, to be accompanied with methodical lectures on the nature and properties of that wonderful element, by David Mason. The course to consist of two lectures. At a pistereen each lecture.
CBoston, 1765]
broadside. 23.5x18cm.
Advertisements for Mason's course of experi-
(See next card) MB—Rev..