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

Black marker on paper

Graphite on paper

Colored marker and blue pen on paper

Graphite and colored pencil on paper

Graphite on paper

Graphite on paper

Black marker on paper

Colored marker on paper

Black marker on paper

Black pen on paper

Graphite on paper

Graphite and colored crayons on paper