Study for "Incomplete Red Neon Square on Exterior Corner," University of Massachusetts, Amherst

Graphite and watercolor on cream laid paper

Charcoal on off-white wove paper (recto and verso)

Graphite on tan wove paper

Gold pencil on crumpled black tissue paper

Black ink on cream wove paper

Ink on paper

Graphite on off-white wove paper

Black ink and brown chalk on buff laid paper

Graphite on paper

Crayon on paper

Brown chalk on darkened off-white wove paper

Black ink over graphite on off-white wove paper