These Ionic capitals were in the Farnese Gardens on the Palatine Hill in Rome. The motif is incorporated into the foreground of P64 Rome and the Ponte Molle, 1754, National Museum Wales, P66 Landscape Capriccio on the Via Aemilia, Private Collection, New York and P134 Moor Park, Distant View towards Cassiobury, Private Collection, England, as well as the drawing D302 Ponte Molle, Monte Mario, Huntington Library and Gallery, San Marino, California. The capitals were also drawn by Wilson's pupils, Johan Mandelberg and Johannes Wiedwelt c.1755-56 and were later engraved by Piranesi.