Untitled (calculations, left page); Untitled (watercolor sketch, right page)

Graphite on paper

Black and purple crayon ; black crayon on paper

Graphite on paper

Graphite and blue crayon on paper

Colored crayons on paper

Black marker and adhesive on paper

Graphite on paper

Black marker on paper

Black marker on paper

Black crayon on paper

Graphite and transparent watercolor on cream wove paper

Colored marker on paper