Untitled (bleed-through of previous page, left page); Untitled (sketch of Georgi-Dimitroff-Museum, right page)

Graphite on paper

Black and white chalk on blue laid paper

Graphite on darkened off-white wove paper

Black ink, graphite

Black crayon over hand-colored lithograph on white paper

Black ink and opaque watercolor over graphite on tan laid paper

Graphite on paper

Black ink and graphite on off-white wove paper

Black crayon on paper

Gouache on paper, mounted on card

Graphite on off-white wove paper

Charcoal and watercolor on cream laid paper