Untitled (blank, left page); Untitled (pasted architectural plan for Palais des Beaux Arts de Bruxelles)

Graphite on paper, mounted

Colored crayons on paper and mounted

Graphite on paper

Paper

Colored crayons on paper

Black and red marker on paper

Colored marker on paper

Graphite on paper

Paper

Black crayon on paper

Black marker on paper

Graphite and watercolor on paper