Sketch of an Ox's Leg; verso: Sketch of an Ox in a Harness

Graphite and ink on paper

Black ink, graphite, and wax crayon on graph paper

Graphite on paper

Charcoal with stumping on cream wove paper

Carbon ink from carbon paper, typed, on cream wove paper

Black ink on off-white wove paper

Graphite on paper

Mixed media on paper

Off-set pastel and watercolor on white wove paper

Watercolor, black ink and metallic paint over graphite on buff wove paper

Black ink and charcoal on cream laid paper, edges taped

Graphite on paper