["Walled City," 1951, watercolor by Lyonel Feininger]

Untitled (shepherd and flock of sheep in field with yellow flowers in foreground)

[Watercolor by Lyonel Feininger, 1932]

[Watercolor by Lyonel Feininger, 1943]

Untitled (drivers drag-racing in tiny cars)

["Groteske," 1918, watercolor by Lyonel Feininger]

[Street scene, New York]

["Grotesk," 1954, watercolor by Lyonel Feininger]

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

[Oil painting by Lyonel Feininger]

[Manhole, oil painting by Lyonel Feininger]

[Watercolor by Lyonel Feininger, 1954]

Birch