Giambattista Piranesi (1720-1778) Veduta del Ponte Salario. (View of the Salario Bridge). 1754. Etching and burin. 625 x 407 [770 x 540]. Hind 31 (iii/v). Very fine proof on strong laid paper, the price erased, before number 55. Folio number 56 in pen and sepia ink in the upper right corner. Normal median vertical fold. Small russet stain in lower margin. Left edge irregular, slightly ragged, with small binding tab holes. Wide margins. First Parisian edition.