Cirrus Clouds over Chain Links from Great Spruce Head Island, Maine, August 20, 1944

Young Spruce Branches, Great Spruce Head Island, Maine, July 9, 1963

Wild Aster and Moss, Maine, July 1942

Spruce Trunk and Dead Branches, Great Spruce Head Island, Maine, July 5, 1963

Fisherman's Boat in Cradle, Grass, Great Spruce Head Island, Maine, August 19, 1955

Peak Island Looking North, Cirrus Clouds, Maine, August 10, 1944

Ferns and Spruce, Great Spruce Head Island, Maine, June 26, 1949

Fallen Tree on Beach in Fog, Great Spruce Head Island, Maine, August 14, 1955

Tool House, Great Spruce Head Island, Maine, July 6, 1963

Spruce Trees on Beach, Great Spruce Head Island, Maine, July 18, 1963

Lichen-Covered Tree, Great Spruce Head Island, Maine, July 14, 1963

Lichen-Covered Tree, Great Spruce Head Island, Maine, July 14, 1963

Young Spruces and Old Spruce, Great Spruce Head Island, Maine, July 25, 1963

Skeleton of Spruce Tree, Big Barred Island, Maine, July 21, 1963

Boat House Door, Great Spruce Head Island, Maine, July 29, 1963

Near Canille, Arizona, March 14, 1947

Rain Drops on Ferns, Great Spruce Head Island, Maine, July 15, 1963

Lichens on Rocks and Dead Branches, Little Spruce Head Island, Maine, July 26, 1963

Leadville, Colorado, October 1940

Telea polyphemus Larva, 7-8 Weeks, Pupal Shedding, Emergence of Pupa, Pupation Sequence 4, #7, Tesuque, New Mexico, September 1960