Head of Pope Urban VIII (Maffeo Vincenzo Barberini) (recto); An Outstretched Arm (verso)
Pietro Locatelli · 1669–70

Black chalk, highlighted with white chalk, on light brown paper (recto); black chalk (verso)
Pietro Locatelli · 1669–70

Black chalk, highlighted with white chalk, on light brown paper (recto); black chalk (verso)