"Haus Sonnenfang" Sanatorium, Berlin, 1931: North and south elevations

Graphite on off-white wove paper and mounted to off-white wove paper

Graphite and blue crayon on paper

Graphite and colored crayon on off-white wove paper

Graphite on paper

Red marker on paper

Black and red marker on paper

Colored marker on paper

Colored marker and blue pen on paper

Colored marker, black pen, b/w photocopy, and adhesive on paper

Graphite on off-white wove envelope

Watercolor over graphite on thin cream laid paper

Black crayon on paper