Harold H. Zimmerman

Graphite on paper

Graphite on darkened off-white wove paper

Black ink on cream laid paper

Black crayon and black ink on cream wove paper

Graphite on paper

Colored crayons on paper

Sketchbook with black-leather-covered cardboard covers

Black ink on white wove paper

Watercolor on thin white wove paper

Graphite on paper

Black ink, charcoal, and watercolor pencil on cream laid paper

Black ink and graphite on thin buff wove paper