Untitled ("Our Building", left page); Untitled (dog, right page)

Graphite on paper

Graphite on paper

Black crayon on paper

Black and red marker on paper

Oil, graphite, fiber-tip ink, on vellum

Opaque and transparent watercolor, black ink, and graphite on off-white wove paper

Colored marker on paper

Paper

Black crayon and pencil on paper

Graphite on paper

Black marker on paper

Graphite on paper