Untitled (Torsion Study 13)

Black pastel on gray wove paper

Graphite on buff laid paper

Black ink, charcoal, and watercolor on cream laid paper

Graphite on off-white wove paper

Watercolor over graphite on off-white wove paper

Watercolor and gouache on paper

Black ink and graphite on cream wove paper

Ink on off-white wove paper

Graphite on oiled buff laid paper

Oil and alkyd on board

Black crayon on blue-flecked cream laid paper

Graphite on paper