Region
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Pacific Coast (U.S.)
1
Pacific States
1
Pit River (Calif.)
1
Platte River (Neb.)
1
Puget Sound (Wash.)
1
Red River (N.M.)
1
Rio Grande (Colo.-Mexico and Tex.)
1
Saint Paul (Minn.)
1
San Francisco Bay (Calif.)
1
San Francisco Bay Area (Calif.)
1
Sheeprock Mountains (Utah)
1
Sierra Nevada (Calif. and Nev.)
1
Smoke Creek Desert (Nev.)
1
Snoqualmie Pass (Wash. : Mountain pass)
1
Tourist maps
1
Uinta Mountains (Utah and Wyo.)
1
Walker Pass (Calif.)
1
Wasatch Range (Utah and Idaho)
1
Washington (State)
1
Weber Canyon (Utah)
1
West of 100th Meridian
1
Western Hemisphere
1