Untitled [Men Working, Belgium]; verso: Untitled [Houses with Color Indications]

Black crayon on paper

Black crayon on envelope

Graphite on heavy weight, white card stock (Strathmore Bristol board)

Black marker on paper adhered to paper

Brown ink, brown wash over black chalk, red chalk wash heightened with white gouache on blue paper

Graphite and crayon on paper

Black ink and brown wash on antique white laid paper

Red chalk on off-white antique laid paper; verso: red chalk, offset

Black ink on cream wove paper

Black ink and graphite on off-white wove paper (recto and verso)

Black ink, black crayon and white gouache on off-white laid paper

Colored marker on paper