Grass and Cliff Edge, Great Spruce Head Island, Maine, July 30, 1974

Three Island Beach, Great Spruce Head Island, Maine, June 24, 1978

Blackberry Flowers and Spruce, Great Spruce Head Island, Maine, June 25, 1981

Fire Damage, Crotch Island, Maine, July 10, 1979

Erratic Boulder and Spruce Trunk, Great Spruce Head Island, Maine, June 11, 1981

Young Spruces, Great Spruce Head Island, Maine, June 5, 1978

Boathouse Door and Wheelbarrow, Great Spruce Head Island, Maine, May 30, 1981

Violets and Grass, Great Spruce Head Island, Maine, June 5, 1978

Alders on Beach, Great Spruce Head Island, Maine, June 19, 1978

Tree Trunk on Forest Floor, Great Spruce Head Island, Maine, July 9, 1983

Fallen Tree and Stump, Great Spruce Head Island, Maine, August 8, 1983

Sunlit Cliff and River, Marble Canyon, Arizona, June 15, 1967

King Snake, Arizona, 1959

Wiencke Island, from Neumayer Channel, Antarctica, 1976

Sea Ice, the Minnow [Islands], Prospect Point, Antarctica, March 6, 1976

Reflection of Cliff in River at Buck Farm Canyon, Mile 40, Marble Canyon, Grand Canyon, Arizona

View into Chasm, Deer Creek, Grand Canyon, Arizona, June 24, 1967

Dogwood and Tree Trunks, Road to Walnut Bottoms, Great Smoky Mountains National Park, Tennessee, April 11, 1968

Dogwood, Ramsey Prong Road, Great Smoky Mountains National Park, Tennessee, April 23, 1968

Dogwood on Edge of Forest, Newfound Gap Road, Great Smoky Mountains National Park, Tennessee, April 23, 1968