The Circle of Traitors: Alberti Brothers (from Dante's "Divine Comedy")

Colored chalks on cream wove paper

Black chalk on cream modern laid paper

Graphite, fixed, on cream antique laid paper

Graphite and watercolor on off-white paper

Black and gray ink and red and green watercolor on cream wove paper

Watercolor on cream laid paper; verso: colored crayon

Watercolor and gouache over graphite on blue wove paper, faded

Black chalk on cream wove paper

Graphite on cream wove paper

Black and white chalk on brown wove paper

Graphite and white gouache on cream paper

Metalpoint on prepared paper