Study for "Diego Martelli"

Black crayon, squared in graphite, on off-white antique laid paper; verso: graphite

Black chalk, squared, on beige laid paper

Red chalk over black chalk on off-white antique laid paper

Black chalk, partially reworked in graphite, heavily applied, on tan wove paper

Graphite on off-white wove paper

Pen and dark brown ink over graphite on cream modern laid paper; verso: pen and brown ink

Black chalk on off-white modern laid paper

Black ink on darkened tracing paper, mounted to laid paper

Black ink and black and gray wash, probably over graphite, framing lines in black ink, on off-white antique laid paper (laid down)

Watercolor and graphite on off-white wove paper

Watercolor, white gouache, and metalpoint on prepared white laid paper