Mondrian #4, 1938-42, Saint Louis Art Museum

Black ink, black and gray wash on cream Japanese paper

Graphite, watercolor and collage on off-white wove paper

Oilstick on white modern laid paper

Gouache on white wove paper

Charcoal , Pastel on paper

Black ink and graphite on white wove paper

Graphite on Dura-Lar

Oilstick on cream modern laid paper

Black ink, black and gray wash on cream Japanese paper

Cotton paper, with inclusions, colored pencil and overlaid with watermarked abaca and ink

magic marker, Bic pen, coffee

Dry pigment, medium, and gesso on cream wove paper