Study for "The Collectors" [Dorothy and Herbert Vogel]

Black marker on graph paper

Brown ink and graphite on off-white wove paper

Black ink on off-white (handmade?) wove paper

Graphite and white chalk on buff wove paper, laid down

Black ink and yellow chalk on translucent buff wove paper

Graphite on paper

Watercolor on off-white card

Graphite on paper

Graphite on paper

Charcoal on blue laid paper

Mixed media on paper

Graphite and colored pencil on graph paper