Window with Trefoil Design, Palazzo Vecchio, Florence, Italy

Black ink on white wove paper

Colored chalks over graphite on buff cardboard

Charcoal on cream wove paper

Charcoal on blue laid paper

Red chalk on tan laid paper, darkened

Charcoal and black ink on cream laid paper

Graphite and colored pencil on paper

Graphite on tan wove paper

Watercolor and white gouache on heavy off-white wove paper

Graphite on oiled buff laid paper

Watercolor on wove paper mounted on black painted coarse fabric

Graphite, colored ink, and collage element on paper