Untitled (bleed-through of previous page, left page); Untitled (designs for "Zero Raum," right page)

Graphite on paper

Graphite on paper

Ink on paper

Colored marker and black pen on paper

Watercolor over graphite on two pieces of white wove paper

Watercolor on Japanese paper

Graphite on buff card

Black ink on off-white wove paper

Gray wash over graphite on off-white antique laid paper

Brush and tempera on off-white wove paper

Brown wash over graphite on ivory wove paper

Charcoal on cream laid paper