Studies for Second Angel at Right, "Israel and the Law," Boston Public Library

Graphite and colored pencil on photocopy

Charcoal on thick beige wove paper

Ink on paper

Watercolor, black ink, and wax on blue wove paper, faded to white

Watercolor over graphite on off-white wove paper

Black ink and gray wash over graphite on off-white wove paper

Black chalk and graphite on cream antique laid paper; verso: black chalk and graphite on prepared blue paper

Graphite on off-white wove paper

Watercolor and gouache on cream wove paper

Black chalk and charcoal on tracing paper

Graphite on paper

Graphite and gesso on paper