Spandrel with Rape of Orytheia Flanked by Hercules and Omphale
Ciro Ferri · n.d.

Pen and brown ink, with brush and brown wash, over traces of black chalk, on ivory laid paper, laid down on ivory laid paper
Ciro Ferri · n.d.

Pen and brown ink, with brush and brown wash, over traces of black chalk, on ivory laid paper, laid down on ivory laid paper