Piranesi, Giovanni Battista (Italian, 1720-1778), Veduta del Palazzo Farnese [View of the Palazzo Farnese], mid to late 18th century, etching on laid paper, fleur de lis and B watermark in the left side of the image, impression 16.5 x 26 inches, full sheet 19.25 x 30 inches, unframed. A single plate from Vedute di Roma [Views of Rome], Piranesi's famous work, first printed in the late 1740s, showing Roman buildings, ruins and monuments, primarily marketed to European visitors on the Grand Tour. Provenance: from the collection of a retired librarian of art and architecture at Columbia University. In good antique condition, soft horizontal crease down the center, light staining in the margins; the sheet appears to have undergone a professional reduction of discoloration at some point.