Experiments and observations on electricity, made at Philadelphia in America, by Mr. Benjamin Franklin, And Communicated in several Letters to Mr. P. Collinson, of London, F. R. S.

London : printed and sold by E. Cave, at St. John's Gate, [1751]

[4],86,[2]p.,plate ; 4⁰.

Sabin, 25505

ESTC T10116

Microfiche. Woodbridge, Ct. Research Publications International, 1994. 2 microfiches ; 11 x 15 cm. (Selected Americana from Sabin's Dictionary of books relating to America ; fiches 12,344-12,345)_7s1994 ctu b