Detail of Agriculture, Campanile, Florence Cathedral, Florence, Italy

Graphite on paper

Charcoal on beige laid paper

Black ink on cream wove paper

Graphite and brown crayon on off-white wove paper

Chalk and sanguine on paper

Graphite on off-white wove tracing paper

Black ink, black and gray wash, over a cyanotype on white wove paper

Sketchbook with beige cloth-covered cardboard covers

Graphite and colored pencils on gray wove paper

Paper

Black ink and yellow chalk on off-white wove paper; verso: black ink

Black ink and gouache on cream wove paper; verso: black ink