[Pen and wash drawing by Lyonel Feininger, 1939]

Untitled (scientists looking into pool of water at research facility)

[Oil painting by Lyonel Feininger]

Little white flowers

Untitled (two gorillas in zoo cage)

[Watercolor by Lyonel Feininger, 1939]

Yellow flower + sky

[Watercolor by Lyonel Feininger, 1924]

[Watercolor by Lyonel Feininger, 1922]

Untitled (woman measuring chimp)

[Print of watercolor by Lyonel Feininger]

["Grotesque," 1955, drawing by Lyonel Feininger]

[Watercolor, 1933, by Lyonel Feininger]