Fac-simile of a Portion of an Altar-Picture Representing the Madonna Enthroned, Surrounded by Saints and Angels, by Fra Angelico, in the Florence Academy

Graphite on buff wove paper

Graphite on off-white wove paper

Graphite on brown wove paper

Black ink over graphite on off-white wove paper

Graphite and white crayon on blue laid paper

Graphite on off-white wove paper; verso: watercolor & wh. gouache over graphite

Graphite and white crayon on blue-gray laid paper

Black ink and graphite, partially erased, on heavy off-white wove paper

Graphite on off-white wove paper

Off-white card

Graphite on tan wove paper

Watercolor on off-white card