rill no.2
Franklin, Benjamin, 1706-1790.
Supplemental Experiments and observations on electircity[!1, part II. Made at Philadelphia in America, by Benjamin Franklin, esq; and commu- nicated in several letters to P. Collinson, esq; of London, F.R.S.
London: Printed and sold by E.Cave,at St.John's Gate. 1753. (Price 6d.)
lp. f. ,C891-107(i.e.109),Clip. 2hem. (4to)
(See next card) MB