Detail of Doorway Carvings, Pazzi Chapel, Santa Croce, Florence, Italy

Graphite on paper

Graphite on cream wove paper

Graphite, black ink and pen on white paper

Black ink on light green wove, set down overall to brown cardboard

Black ink and graphite on off-white wove graph paper

Transparent and opaque watercolor on off-white wove paper

Black ink with graphite ruling lines on thin ivory laid paper

Black ink on off-white wove paper

Graphite on off-white wove paper

Watercolor and white gouache on off-white wove paper

Turpentine wash with oil on off-white wove rag paper

Graphite on paper