Detail of Philosophy, after Raphael, Vatican Palace, Rome, Italy

Watercolor and white gouache over graphite on off-white wove paper

Black crayon on cream laid paper

Colored pencil, graphite, opaque correcting fluid and photocopy on white wove paper

Graphite on cream wove paper mounted to buff wove paper

Black ink on cream wove paper

Black ink on cream wove paper

Graphite on off-white wove paper

Black, brown, and red-brown ink on off-white wove card prepared irregularly with spattered blue-gray watercolor(?), areas of scraping throughout; verso: graphite and black ink

Gouache with pastel on paper (?)

Gouache, black ink, and graphite on cream wove paper

Graphite on paper

Graphite on blue laid paper