[Antique print, etching, Piranesi] Pianta degli avanzi del Portico d’Ottavia (remains of Porticus Octaviae), published 1756-1784, 1 p.
Etching with some interventions in burin on hand laid paper, with broad margins; plate mark: 396 x 596 mm; total 557 x 800 mm; frayed end margins, traces of a damp stain on the top right margin; otherwise in great condition. Visible watermark.