Lichen on Birch Bark, Great Spruce Head Island, Maine, June 25, 1964

Yellow Lichen, Great Spruce Head Island, Maine, July 24, 1963

Brown Algae in Splash Pool, Isle au Haut, Maine, July 28, 1963

Periwinkles and Barnacles, Bennet Cove, Mount Desert Island, Maine, August 5, 1965

Kelp and Foam, Bennet Cove, Mount Desert Island, Maine, August 5, 1965

Sea Wrack on Tidal Rocks, Bennet Cove, Mount Desert Island, Maine, August 5, 1965

Barred Islands from Double Beaches, Great Spruce Head Island, Maine, July 17, 1964

Tidal Pool, Chain Links, Barred Islands, Maine, July 20, 1965

Sea Wrack on Tidal Rocks, Bennet Cove, Mount Desert Island, Maine, August 5, 1965

Waves on Barnacled Rocks, Bennet Cove, Mount Desert Island, Maine, August 5, 1965

Waves on Barnacled Rocks, Bennet Cove, Mount Desert Island, Maine. August 5, 1965

Granite Ledge with Lichen, Ship Harbor, Mount Desert Island, Maine, August 5, 1965

Yellow Grass, Great Spruce Head Island, Maine, July 20, 1964

Peak Island from Little Barred Island, Maine, July 24, 1965

Cobweb with Raindrops and Lichen, Great Spruce Head Island, Maine

Boletus Mushrooms, Great Spruce Head Island, Maine, July 24, 1963

Great Black-backed Gull's Nest, Barred Islands, Chain Links, Maine, June 1, 1964

Skunk Cabbage in Bog, Great Spruce Head Island, Maine, June 8, 1964

Green Lichen on Rock, Great Spruce Head Island, Maine, June 25, 1964

Ribbon Kelp, Eagle Island, Maine, July 22, 1965