Cahiers du devoir de vacances, Keosters, February 1965

Black ink, gray wash, and graphite on off-white laid paper; verso: graphite

Red and black chalk

Charcoal on paper

Graphite and black and red crayon with touches of discolored white highlighting on off-white wove paper

Black ink over graphite on beige laid paper

Black ink on cream wove paper

Watercolor over graphite on brown cardboard, mounted to cardboard

Black ink on off-white wove paper

Gouache, with extra gum arabic as binder, and black ink(?) on paper

Gouache and black ink on beige wove paper