Untitled (blank, left page); Untitled (German anti-aircraft gun, right page)

Pen, graphite, and watercolor on paper

Charcoal on paper

Ink on paper

Color photocopy and adhesive on sketchbook paper

Black crayon on paper

Colored marker and black pen on paper

Black crayon on paper

Graphite on cream laid paper; verso: graphite

Graphite on paper

Black fiber-tip ink on off-white wove paper

Black marker on paper

Graphite and colored pencils on paper