Untitled [Railroad Cars and Figures Working]; verso: Untitled [Railroad Signals]

Graphite on paper

Copperpoint with silverpoint border on commercially prepared paper

Black chalk and white gouache on blue antique laid paper

Graphite on white wove paper

Graphite on off-white wove paper

Graphite on paper

Ink, watercolor, and collage on paper

Black marker on paper adhered to paper

Colored marker on paper

Colored marker, paper, and adhesive on paper

Gray wash over graphite on heavy off-white wove paper

Black ink on off-white wove paper