Street Scene, St. Wolfgang, Salzkammergut, Austria

Brown ink on light tan Asian paper; verso: stray mark in purple pencil

Gray wash, graphite, and charcoal on off-white wove paper

Red chalk and graphite with guidelines in red chalk and graphite on cream antique laid paper, framing lines in red chalk, laid down on cream antique laid paper with blue antique laid paper border adhered to face

Black crayon on paper

Black marker and blue ink on paper

Black crayon and ink on paper

Oil paint on offset lithograph, 1989 edition of Flora de la Real Expedición Botánica del Nuevo Reino de Granada (1783-1810)

Black marker and black pen on paper

Unbound sketchbook

Dark purple crayon on paper

Ink and colored crayons on paper

Crayon on paper