Rock Formation with Mountains in the Distance

Black crayon on off-white antique laid paper

Graphite on light tan paper

Red chalk on oiled antique laid paper

Graphite on tan wove paper

Brown ink, white gouache, brown wash, and graphite on tan wove paper with ruled lines, laid down

Black and white chalk on green wove paper

Graphite on buff wove paper

Brown ink on off-white modern laid paper, discolored

Brown ink on tan wove paper

Pastel and brown gouache on pale blue wove paper

Distemper on wallpaper