A: 6th Song, from the portfolio "Letter and Indices to 24 Songs"

Blue, red and brown crayon on paper

Graphite on paper

Black and red marker on paper

Blue crayon on paper

Charcoal on paper

Charcoal, watercolor and black ink on cream laid paper

Graphite on paper

Graphite and colored crayon on paper

Black ink, white gouache, and watercolor over color lithograph(?)

Graphite on paper

Black crayon on paper

Graphite on paper