Mountainous Landscape with Woman Milking a Cow

Graphite, with a ruled border line in brown ink, on white wove paper

Black crayon, squared in black crayon, on off-white antique laid paper

Black ink, gray wash, and graphite on beige wove paper

Black crayon, squared in black crayon, on off-white antique laid paper

Brown ink on tracing paper, darkened and mounted to wove paper

Red chalk on oiled antique laid paper

Charcoal, black and white chalk, and traces of white opaque watercolor, squared in black chalk, on green-gray wove paper, discolored to tan

Black chalk on off-white laid paper

Brown ink with brown and gray wash on off-white wove paper

Black chalk, black crayon, white chalk, brown and blue-green watercolor and white gouache on brown laid paper

Watercolor on cream antique laid paper