Courtyard of the Palazzo Vecchio, Florence

Red chalk with some traces of graphite on off-white antique laid paper

Black ink and wash and gray watercolor on white wove paper

Graphite on pale blue-gray antique laid paper

Brown ink, brown wash, and graphite on cream wove paper

Graphite on cream antique laid paper

Graphite on white antique laid paper

Graphite on white antique laid paper

Graphite, watercolor and white gouache on beige paper

Black crayon and charcoal, fixed, on buff wove paper

Gouache on cream wove paper

Brown wash and graphite on cream wove paper