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

Black ink on tan wove paper

Black crayon on paper

Colored marker on paper and translucent film

Ink and graphite on paper

Ink on paper

Black crayon on paper

Green crayon on paper

Black and red marker on paper

black ink, gouache, silver- and gold-colored paints, graphite, on cardboard, varnished

B/w photocopy on red and white paper and adhesive on sketchbook paper

Black and colored inks, wash, and applied type on paper

Graphite on paper