Saint Romuald or Saint Augustine in His Study
Andrea Lilio · n.d.

Pen and brown ink with brush and brown wash, heightened with lead white (oxidized), on ivory laid paper, squared in red chalk, laid down on blue wove paper
Andrea Lilio · n.d.

Pen and brown ink with brush and brown wash, heightened with lead white (oxidized), on ivory laid paper, squared in red chalk, laid down on blue wove paper