Isometric Drawing and Plan for "Two Sections Removed: James Stirling (Hard) and Robert Irwin (Soft)" (unrealized)

Blue, yellow, and white colored pencil on tracing paper

Watercolor and oil over graphite on off-white laid paper

Black ink on off-white wove paper

Colored crayons on paper

Sketchbook with cardboard backing, heavy paper cover, and spiral wire binding

Graphite on cream wove paper

Sketchbook with cardboard covers and spiral wire binding

Charcoal on cream wove paper

Typed colon marks on black carbon paper

Black ink on white wove paper

Graphite on blue paper

Graphite on off-white wove paper