Two Studies of Arm Muscles

Black crayon, squared in black crayon, on off-white antique laid paper

Graphite and black crayon on off-white antique laid paper; verso: black crayon

Gouache on parchment

Graphite on off-white wove paper

Charcoal and pastel on brown wove paper

Black chalk and graphite on cream modern laid paper

Graphite and white chalk on tan wove paper, darkened, laid down

Black crayon, squared in black chalk, on off-white antique laid paper

Graphite and white chalk on tracing paper

Graphite, colored pencil and black ink on off-white wove paper