Bridge at Lauffenbourg

Black and white chalk and graphite on brown wove paper

Black and white chalk on brown wove paper

Black chalk on cream modern laid paper

Black chalk on cream modern laid paper

Black ink and graphite with corrections in white gouache on white wove paper

Graphite on cream wove paper

Black ink and graphite on off-white wove paper

Brown ink and brown wash over graphite on off-white paper

Watercolor and gouache on off-white wove paper

Colored crayons and white chalk on gray paper

Metalpoint on prepared paper