Untitled (bleed-through of previous page, left page); Untitled (prisms projecting from facade incorporating bleed-through from previous pages, right page)

Black crayon on paper

Watercolor on paper

Graphite on paper

Colored marker on paper

Opaque watercolor with graphite over architectural photo reproduction (probably ferrogallic print) on off-white wove paper mounted to board with black linen tape borders

Graphite on paper

Tusche on two sheets of brown paper mounted on brown card

Graphite on paper

Graphite on paper

Black marker on paper

Graphite on paper

Purple crayon on paper