Untitled (bleed-through of previous page, left page); Untitled (measurements for "water cube" perforations, right page)

Graphite and white gouache on cream paper, darkened to brown

Ink and colored pencil on antique “Journal Day Book Chicago, IL.” ledgerpaper (dated 1903)

Black and metallic marker on paper

Colored marker on paper

Black ink and graphite on translucent vellum paper

Sketchbook with leather bound covers

Crayon on paper

Brown ink and brown wash over graphite on white wove paper

Black crayon on paper

Graphite on paper

Black ink and gray wash on cream wove paper