Subject
Alaska
1
Archaeological parks
1
Archaeological surveying
1
Arizona Description and travel
1
Bighorn Canyon National Recreation Area (Mont. and Wyo.)
1
Black Hills (S.D. and Wyo.) Description and travel
1
Black Hills (S.D. and Wyo.) History
2
Brigands and robbers
1
Camp sites, facilities, etc
1
Camping
1
Cattle trade
2
Cheyenne (Wyo.) Description and travel
1
Cheyenne (Wyo.) History
1
Coal Strike, Colo., 1913-1914
1
Colorado Description and travel
2
Colorado History
3
Colorado River (Colo.-Mexico) Description and travel
1
Colorado River (Colo.-Mexico) Discovery and exploration
1
Cowboys
1
Crime
2
Criminals
1
Crow Indians
2
Devils Tower National Monument (Wyo.)
1
Documentary photography
1
Donner Party
1
Dude ranches
1
Elk hunting
1
Excavations (Archaeology)
2
Families History
1
Fetterman Fight, Wyo., 1866
2
Fort Bridger (Wyo.) History
3
Fort Collins (Colo.) History
1
Fort Laramie (Wyo. : Fort) History
1
Fort Laramie (Wyo.)
1
Fort Laramie National Historic Site (Wyo.)
1
Fort Laramie National Historic Site (Wyo.) Antiquities
2
Fossil Butte National Monument (Wyo.)
1
Frontier and pioneer life
19
Fur trade
2
Glen Canyon Dam (Ariz.) History
1
Glen Canyon Region (Utah and Ariz.) History
1
Gold mines and mining
1
Grand Teton National Park (Wyo.)
3
Grand Teton National Park (Wyo.) History
1
Green River (Utah) History
1
High Plains (U.S.) History
1
High Plains (U.S.) History, Military
1
Historic sites
1
Hotels
1
Hunting
1
more ...