Study of Trees, after Alexandre Calame

Black chalk on blue wove paper, incised; verso: black and white chalk, squared

Black chalk and pastel on brown paper

Black, red and white chalks with touches of graphite on tan wove paper

Black ink, watercolor, and gouache on cream paper

Black ink and gold paint(?) on tan paper

Transparent and opaque watercolor and graphite on tan paper

Watercolor and graphite on off-white wove paper; verso: graphite

Black crayon with scratchwork on prepared paper mounted to card

Black and white chalk, squared, on blue wove paper

Brown ink, brown wash and graphite on cream laid paper, adhered along edges to a decorative mount

Watercolor on paper