Untitled (bank, left page); Untitled ("Glass column" sketch, right page)

Graphite on paper

Blue crayon on paper

Black marker on paper

Colored marker on paper

Colored marker on paper

Colored marker, paper, and adhesive on paper

Graphite and colored pencil on paper

Black and blue crayon on paper

Colored chalk on off-white paper

Graphite on paper

Black marker and blue pen on paper

Graphite on paper