Alvaro de la Serna, the Spanish Ambassador

Graphite on tracing paper, darkened and mounted to laid paper

Graphite on white modern laid paper

Brown ink and brown wash over graphite on two sheets of cream modern cream laid paper, joined vertically at right.

Brown ink and brown wash with traces of black chalk on cream antique laid paper

Brown wash and graphite on pale gray modern laid paper

Watercolor and graphite on cream wove paper

Black ink on tracing paper, darkened and mounted to wove paper

Graphite, brown wash, and white gouache on tan wove paper

Black chalk and gray wash on heavy white wove paper; verso: black chalk

Charcoal on white wove paper

Watercolor on white wove paper

Transparent watercolor and graphite on off-white laid paper; verso: graphite