Wood Stork, Corkscrew Swamp, Florida, January 1974

Pyrrhuloxia, Male, Mount Lemmon Road, Tucson, Arizona, June 10, 1952

Desert Sparrow, Male and Female, Old Beach Ridge, Bocachica Road Near Brownsville, Texas, May 25, 1947

Western Lark Sparrow, Southwest of Santa Fe, New Mexico, June 15, 1951

Rufous-winged Sparrow

Swamp Sparrow, Female, Jackson, Michigan, June 6, 1961

Black-throated Green Warblers, Male and Female, Great Spruce Head Island, Maine, June 20, 1964

Northern Parula Warbler, Male, Great Spruce Head Island, Maine, June 26, 1963

Northern Parula Warbler, Male, Flying, Great Spruce Head Island, Maine, June 22, 1968

Northern Parula Warbler, Male, Great Spruce Head Island, Maine, June 22, 1968

Black-throated Green Warbler, Female, Great Spruce Head Island, Maine, June 29, 1945

Percheron Stallion: Rhum

Street Car Scene

Textile Tangle

The Chaser: Sergeant Murphy

Waterfall, Hidden Passage, Glen Canyon, Utah, September 4, 1962

Pool with Leaves on Bottom, Chocorua, New Hampshire, May 7, 1961

Gravel and Mud at Edge of River Below Piute Rapids, San Juan River, Utah, May 24, 1962

Reflections and Floating Leaves, Passaconaway, New Hampshire, October 2, 1956

Bentonite Mounds, Heartnut Desert, Utah, August 29, 1963