Morada, Taos, New Mexico, April 13, 1940

Cross, Morada, Taos, New Mexico, April 13, 1940

Morada, Taos, New Mexico, April 13, 1940

Morada, Taos, New Mexico, April 13, 1940

Eastern Goldfinch, Female, Illinois, August 2, 1941

Green-backed Goldfinch, Female, Arizona, April 26, 1941

Slate-colored Junco's Nest, June 9, 1939

Song Sparrow's Nest, Great Spruce Head Island, Maine, June 15, 1938

Church at Placita de Taos, New Mexico, April 13, 1940

Church at Placita de Taos, New Mexico, April 13, 1940

Church at Placita de Taos, New Mexico, April 13, 1940

Oak Branches, Lukachukai Mountains, Arizona, October 15, 1950

Hooded Oriole, Male, Arizona, May 14, 1941

Cement Plant, near Salida, Colorado, September 1945

Black Gorge of the Gunnison River, Colorado, September 3, 1948

Store in Ouray, Colorado, September 4, 1948

Store in Ouray, Colorado, September 4, 1948

Telea polyphemus Larva, 7-8 Weeks, Pupation Sequence 1, #10, Initiation of Pupal Shedding, Tesuque, New Mexico, September 1960

Telea polyphemus Pupa, 7-8 Weeks, Post-Shedding Pupation, Pupation Sequence 4, #12, Tesuque New Mexico, September 1960

Telea polyphemus Pupa, Hatching of Moth, Sequence 1, #4, Tesuque, New Mexico, July 1961