Madonna and Child with Saints Catherine and Dominic
Bartholomaeus Spranger · n.d.

Pen and brown ink, with brush and brown wash, heightened with lead white (partly discolored), over graphite, on blue laid paper, laid down on ivory laid paper
Bartholomaeus Spranger · n.d.

Pen and brown ink, with brush and brown wash, heightened with lead white (partly discolored), over graphite, on blue laid paper, laid down on ivory laid paper