Window, Lamps, Chair, Tesuque, New Mexico, August 5, 1964

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

Echo Amphitheater, Ghost Ranch, New Mexico, August 18, 1960

Landscape with Yellow Shrubs, Cundiyo Road, New Mexico, September 12, 1960

Aspens, Above Truchas, New Mexico, October 9, 1974

Apache Plume, Tesuque, New Mexico, October 16, 1976

Leaves, Branches, Shrubs, New Mexico, October 1958

Lichen on Lava, near White Place, Abiquiu, New Mexico, August 16, 1959

Firs with Aspen Leaves, Pacheco Canyon, New Mexico, September 23, 1959

Dead Fir, Cow Creek, New Mexico, September 1, 1960

Decayed Stump, Santa Fe Basin, New Mexico, September 24, 1974

Talus Rubble, Schist Boulders, Fox Glacier, Westland National Park, New Zealand, November 21, 1975

Tree Fern, The Chasm, Milford Sound Road, New Zealand, November 25, 1975

Moss on Stones, Godley Peaks Road, Lake Tekapo, New Zealand, December 1, 1975

Rainbow Falls with Branches, Great Smoky Mountains National Park, Tennessee, October 6, 1967

Lichen on River Stones, Ballhut Road, Mount Cook National Park, New Zealand, November 30, 1975

The Sinks, Road to Cades Cove, Great Smoky Mountains National Park, Tennessee, October 7, 1967

Dogwood, Ramsey Cascade Road, Great Smoky Mountains National Park, Tennessee, October 14, 1967

Ferns, Bull Head Trail, Great Smoky Mountains National Park, Tennessee, October 12, 1967

Moose Maple, Ramsey Cascade Trail, Great Smoky Mountains National Park, Tennessee, October 14, 1967