View of Adolfseck, near Bad Schwalbach

Brown ink, brown wash, and graphite on cream wove paper

Black and white chalk on blue laid paper

Black crayon on paper

Blue marker on paper

Graphite and blue ink on paper

Black fiber-tip ink, ballpoint ink, and colored crayon on off-white wove paper

Black ink and gray wash on off-white antique laid paper

Graphite, colored pencil, black, blue, and red inks, gouache, and watercolor on tan wove paper

Graphite on heavy cream wove paper

Watercolor over graphite on off-white wove paper

Colored marker and adhesive on paper