Lepus gacialis, Leach. Polar Hare. Natural Size.

Canis Familiaris, Linn. Var. borealis, Desm. Esquimaux Dog.

Ursus americanus, Pallas. American Black Bear. Male & Female.

Hystrix dorsata, Linn. Canada Porcupine. 4/5, Natural Size.

Gulo luscus, Lin. The Wolverine. 3/4 Natural Size.

Canis familiaris, Linn. (Var. lagopus.) Hare-Indian Dog. Male.

Spermophilus mexicanus Licht. Mexican Marmot-Squirrel. Male. Natural Size.

Lepus americanus, Erxlebein. Northern Hare. Natural size. Winter.

Putorius nigripes, Aud. & Bach. Black Footed Ferret. Natural Size.

Bird's Eye View of the City of Hannibal, Marion Co., Missouri. 1869

Composition, Cape Split, Maine, No. 2

Water Seep, Seven Mile Canyon, Glen Canyon, Utah, September 2, 1962

Water Seep, Seven Mile Canyon, Glen Canyon, Utah, September 2, 1962

Water Seep, Seven Mile Canyon, Glen Canyon, Utah, September 2, 1962

Pools in the Narrows, Bridge Canyon, Glen Canyon, Utah, September 5, 1962

Sunset from Camp, Chestler Park, The Needles, Utah, September 17, 1962

Dead Oaks, Seven Mile Canyon, Glen Canyon, Utah, September 2, 1962

Pool in Stratified Sand, Aztec Creek, Glen Canyon, Utah, September 6, 1962

Gambel's Oaks, Dead Man's Spring, Glen Canyon, Utah, April 8, 1963

Blue Pool, Hidden Passage, Glen Canyon, Utah, September 4, 1962