Untitled (adhered note with measurements, left page); Untitled (measurements and calculations, right page)

Crayon on paper

Brown ink and brown wash on cream antique laid paper

Colored marker on paper

Graphite and transparent watercolor on cream laid paper

Brown ink and wash with touches of black and red chalk on off-white antique laid paper; framing line in black ink, mounted overall

Black wash on tan wove paper

Black ink and gray wash with corrections in white on off-white cardboard

Colored crayons on paper

Colored marker on paper

Graphite on paper

Ink on paper