Experiments and observations on electricity made at Philadelphia in America / by Benjamin Franklin ... ; to which are added letters and papers on philosophical subjects ; the whole corrected, methodized, improved and now first collected into one volume and illustrated with copper plates.
Pubblicazione:
London : printed for David Henry and sold by Francis Newbery ..., 1769.
Descrizione fisica:
[2], IV, [2], 496 [i.e. 528], [16] p., 7 c. di tav. in pt. ripieg. : ill. ; 4° (23 cm)
