Shad Bushes, Mount Washington, Massachusetts, May 21, 1961

Lizzie Porter, Southampton, New York, April 1961

Lizzie Porter, Southampton, New York, April 1961

Pine and Birch Trees, Sheffield, Massachusetts, May 19, 1961

New York City, 1979

Indian Pipes, Whiteface, New Hampshire, Ocotber 11, 1956

Blackberry Bushes in Field, Freedom, New Hampshire, October 12, 1956

[New Mexico]

Leaves and Trunks, New Mexico, October 1958

Congaree Swamp, South Carolina, April 19, 1969

Weathered Stump, Cape Meares, Oregon, July 16, 1975

Fallen Leaves on Water, Congaree, South Carolina, October 25, 1969

Concretions, Cape Arago, Oregon, July 13, 1975

Bluets, Blue Ridge Parkway, May 18, 1968

Theater, Ephesus, Turkey, April 2, 1970

Theater with Olive Trees, Miletus, Turkey, April 4, 1971

Theater Steps, Miletus, Turkey, April 5, 1971

Aesculapian Sanctuary, Pergamon, Turkey, 1970

Agora and Poplars, Aphrodisias, Turkey, April 5, 1971

Temple of Artemis, Sardis, Turkey, April 1, 1971