Wooden Crosses and Sunflowers, Medanales, New Mexico, September 10, 1959

Canyon de Chelly, Arizona

Black Stones on Red Sandstone, Hanksville Road, Utah, August 17, 1963

Streaked Wall Under Seep at Jacob Hamlin Arch, Coyote Canyon, Utah, August 14, 1971

Waterfall and Orange Cliff, Coyote Canyon, Utah, August 17, 1971

Small Waterfall from Spring, Coyote Canyon, Utah, August 15, 1971

Gold Reflections on Wet Wall, Willow Canyon, Utah, August 12, 1971

Canyon View, Coyote Canyon, Utah, August 17, 1971

Aspens and Cliff, North of Beaverhead, New Mexico, April 4, 1972

Snow on Sapling, Hyde Park Road, New Mexico, December 29, 1959

Monument Valley, Arizona, October 1940

Lower Falls of the Yellowstone, Yellowstone National Park, Wyoming, August 16, 1952

Pyrrhuloxia, Female, San Xavier Indian Reservation, Arizona, June 8, 1952

Field Sparrow, Jackson, Michigan, June 2, 1941

Black-throated Gray Warbler, Tesuque, New Mexico, June 7, 1954

Blackburnian Warblers

Blackburnian Warblers, Silver Lake, New Hampshire, June 16, 1953

Canada Warbler, Male, Madison, New Hampshire, June 19, 1953

Black-throated Gray Warbler, Male, Tesuque, New Mexico, June 7, 1948

Little Blue Heron, Taylor Slough, Everglades National Park, Florida, January 1974