Bull of St. Luke, Basilica of St. Anthony, Padua, Italy

Charcoal on paper

Black ink on off-white wove paper

Watercolor and white gouache over graphite on buff laid paper

Black ink, black crayon and white gouache on off-white laid paper

Graphite on off-white wove paper

Crayon on paper

Black crayon and ink on paper

Gray wash on off-white wove paper

Watercolor, black ink, and wax on white wove paper

Graphite on blue laid paper

White gouache, black ink, colored pencil, and graphite on green prepared wove paper

Charcoal on off-white laid paper