Four buffalo seen from behind on the Montana plains, 1879 

Group of buffalo grazing the plains of the "Big Open North", Montana, 1880 

Dead buffalo on the plain after the Buffalo run in Northern Montana, 1879 

Grazing mountain sheep in upper Yellowstone, Montana, ca.1890 

A herd of buffalo grazing on the plains of Salt Lake, Utah, 1879 

View of a buffalo hunter's camp in northern Montana, a "relic of the 1870's", [s.d.] 

Herd of buffalo crossing the plains, showing pioneers on the horizon, Montana, ca.1875 

Hunting party skinning elk, Montana(?), 1875 

Birdseye view of a herd of cattle grazing on the Old Souix Pass beef trail, Montana (?), October 1890 

Cowboy saddling a wild horse, Montana, ca.1890 

Roundup camp breaking up in Montana, ca.1890 

Cattle roundup along the old Indian Creek Trail, Montana(?), ca.1890 

Horses standing in and along a river in Big Dry, Montana, 1896 

Group of cattle watering at a badlands spring in Montana, 1888 

Cattle at the roundup along the Powder River, Montana, 1900 

Wild goats on a mountainside at Hell Creek in northern Montana, ca.1890 

"Throwing Rangers to the Roundup", a cattle roundup on the Montana plain, ca.1890 

Herd of steers on the plain at Big Wolf, Montana, ca.1890 

Mountain sheep at the foot of Mount Washburn, Montana, ca.1890 

Herd of cattle on the plains at Laurel Leaf Camp, Montana, ca.1890