Archimedes or Euclid, after "The School of Athens" by Raphael

Black ink and gray wash on cream wove paper

Graphite on cream wove paper

Transparent and opaque watercolor and black chalk on beige laid paper

Graphite on off-white wove paper

Graphite on cream paper

Paper

Paper

Graphite on off-white laid paper

Black chalk heightened with white chalk on brown laid paper

Paper

Pastel on cardboard