Study for The Question (The Sphinx); verso: Study for "Astarte Syriaca"

Graphite heightened with white gouache on ivory paper

Transparent and opaque watercolor on paperboard or white card

Watercolor and gouache on off-white wove paper

Graphite on cream wove paper, darkened

Watercolor, black ink and graphite on off-white antique laid paper

Graphite on off-white wove paper

Chalk

Graphite on cream antique laid paper

Black ink, watercolor, white gouache, graphite on cream card, darkened to brown

Opaque watercolor over graphite on thick off-white wove paper

Ink on cream paper