Untitled (bleed-through of previous page with text, left page); Untitled (text and cityscape [Frankfurt], right page)

Red and black chalk, partially erased, on blue antique laid paper

Watercolor and black chalk

Graphite on heavy cream wove paper

Pen and ink

Charcoal on off-white laid paper

Graphite on off-white wove paper

Brown and gray ink with colored washes on off-white antique laid paper

Leather bound sketchbook

Graphite on off-white wove paper

Acrylic on off-white wove paper

Watercolor and graphite on layered cream wove paper