Landscape with Two Pyramids

Graphite on three sheets of tan wove paper, darkened

Black ink on cream wove paper

Pastel and graphite on green prepared paper

Charcoal or black chalk on buff wove paper

Graphite on cream wove paper

Black ink and wash and gray watercolor on white wove paper

Brown oil paint on white wove paper

Pastel and brush on purple prepared gray wove paper; verso: black chalk

Watercolor and gouache on white wove paper

Black ink on cream wove paper

Charcoal, colored crayons and graphite on white wove paper

Black chalk with traces of graphite on white wove paper