March Marigold and Skunk Cabbage, Sherborn, Massachusetts, April 27, 1957

Beech Woods, Squam Lake, New Hampshire, May 5, 1957

Aspens, Ski Basin Road, Sangre de Cristo Mountains, New Mexico, October 8, 1976

White Sandstone Boulders on Bentonite, Black Place, New Mexico, June 8, 1977

Asters and Yellow Flowers, Tesuque, New Mexico, September 12, 1959

Asters and Yellow Flowers, Tesuque, New Mexico, September 12, 1959

Peach Tree, Chimayo, New Mexico, April 12, 1960

Lichen on Cliff, North of Apache Creek, New Mexico, April 3, 1972

Eroded Gray Bentonite, Black Place, New Mexico, June 8, 1977

Bentonite and Jasper Fragments, Black Place, New Mexico, June 9, 1977

Tumbleweed, Pueblo Bonito, Chaco Canyon, New Mexico, June 10, 1977

Gambel's Oaks, Road to Vallecitos from El Rito, New Mexico, October 26, 1973

Jasper Pebbles, Black Place, New Mexico, July 20, 1953

Brown Aspen Leaves on Water, Santa Fe Basin, New Mexico, October 12, 1951

Brown Leaves and Rock II, Santa Fe Basin, New Mexico, October 17, 1951

Moss and Rotten Wood, Pacheco Canyon, New Mexico, October 18, 1951

Brown Leaves and Rock I, Santa Fe Basin, New Mexico, October 14, 1951

Sand Dunes and Shadows, White Sands National Monument, New Mexico, May 8, 1977

Sitting Bull Falls, Guadalupe Mountains, New Mexico, May 10, 1977

Elm Tree at Sunset, Tesuque, New Mexico, November 17, 1963