Experiments and observations on electricity, made at Philadelphia in America, by Benjamin Franklin, L.L.D. and F.R.S. To which are added, letters and papers on philosophical subjects. ... and illustrated with copper plates.
Franklin, Benjamin,1706-1790.
London : printed for David Henry; and sold by Francis Newbery,
1769.
An "Advertisement concerning this fourth edition" forms part of the preliminaries, with an errata on the verso.
Pp.111-2, 416-7. 465-472 are duplicated in pagination, but text and register are continuous.
Vertical chain lines.
With a half-title and an index.
Roscoe A170(1)
ESTC