Hercules and Omphale; verso: Study of Two Angels

Red chalk on off-white antique laid paper

Red chalk heightened with white gouache on tan antique laid paper, laid down

Red chalk on off-white antique laid paper; verso: red chalk

Brown, blue and ochre gouache, brown, reddish-brown, red and white oil paint on beige paper, white highlights added later (possibly in the 19th or 20th century)

Brown ink and gray wash on buff antique laid paper

Black and brown chalk on white antique laid paper; verso: black chalk

Black chalk on off-white antique laid paper; verso: red chalk and brown ink

Black and red chalk on antique laid paper; verso: black chalk

Black, red and white chalk on faded blue antique laid paper

Brown wash and white gouache on blue-gray prepared beige antique laid paper

Brown ink with brown wash, white gouache, on tan antique laid paper

Brown ink and brown wash on white antique laid paper