Blue ball point pen diagrams on yellow lined paper

Crayon on paper

Graphite on off-white laid paper

Graphite on buff wove paper

Graphite on paper

Crayon on paper

Black ink and graphite on off-white wove paper

Colored crayons on paper and mounted

Black and blue crayon on paper and mounted

Graphite on cream wove paper

Oil, graphite and turpentine on off-white wove paper, mounted to painted board

Watercolor over graphite on off-white wove paper

Brown wash with scraping on white wove paper