Studies of Orchids: Steriphone aurantiaca, Rodrigeria crispa and Scuticaria Hadweni

Black ball-point ink on buff modern laid paper

Transparent watercolor with scratching out on white wove paper

Black ink, watercolor, and charcoal on off-white laid paper

Graphite on paper

Brown wash and graphite

Black crayon on paper

Colored marker on paper

Ink on paper

Graphite on cream wove paper

Colored marker on paper

Black ink and colored and black chalk on off white wove paper

Black ink, graphite, and yellow chalk on off-white wove paper; verso: black ink