Head of an Old Man; verso: Head of a Woman

Purple marker on paper

Colored marker on paper

Metalpoint on prepared paper

Black and white chalk on blue-gray wove paper

Graphite and colored pencil on paper

Black chalk, brown ink and gray wash on cream antique laid paper

Colored crayons on paper

Graphite on paper

Watercolor and graphite on cream wove paper

Gray wash, black ink and black chalk on cream antique laid paper, framing line in graphite

Pastel on cream paper

Black marker on paper