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Franklin, Benjamin, 1706-1790.
Experiments and observations on electricity, : made at Philadelphia in America. To which are added, letters and paper on philosophical subjects... and illustrated with copper plates. Fourth edition. London: : Printed for David Henry; and sold by Frances Newbery, at the corner of St. Paul's Church-Yard., MDCCLXIX [1769].
[2], av, (27, 496, [4.e. 508], [16) p.-, vii leaves of plates (some fold.) : engravings ; 23 cm. (4to.)
Engravings by T. Jefferys, B. Cole & I. Hulett.
Edition statement from p. [vil].
(cont. next card) MRG88-534028
20276