Artist Sketching on the Pediment of the Pantheon, Rome

Transparent and opaque watercolor and graphite on gray wove paper with additional gum glazes

Black and white chalk on blue antique laid paper

Graphite, squared, on tracing paper

Graphite on off-white antique laid paper

Graphite and brown wash on cream wove paper

Black ink, gray wash, and white gouache over graphite on tan wove paper with ruled lines

Black ink on tracing paper, darkened and mounted to laid paper

Black chalk, brown and gray wash, white gouache, and traces of graphite on cream wove paper

Black lithographic crayon and scratchwork on beige tracing paper, mounted on cardboard

Graphite, colored pencil and black ink on off-white wove paper

Black crayon, squared in black crayon, on off-white antique laid paper

Graphite on thin buff wove tracing paper