Untitled (overlapping color transfers, left page); Untitled (design for Rosenthal fountain, right page)

Black crayon on paper

Black marker, black ink, and opaque watercolor on paper

Graphite on off-white laid paper

Graphite on paper

Graphite on paper

Graphite on paper

Black crayon on paper

Black marker on paper

Black crayon on paper

Graphite on paper

Black, blue, and red marker on paper

Blue and red crayon on paper