Enfolding castor leaves (for Cloaking series, Die Verhüllung, Hamburg, Germany iteration)

Colored marker on paper

Graphite on buff wove paper

Brown ink over graphite on ivory wove paper

Graphite on paper

Graphite and colored pencils on paper

Sketchbook with brown paper-covered cardboard covers

Black and blue ink and yellow crayon on lined notebook paper

Colored and metallic marker on paper

Graphite on paper

Graphite on cream modern laid paper (foxing and discolored)

Watercolor and tissue paper on cardpaper mounted on cardboard

Black ink with traces of graphite on white wove paper