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RTAlberta
 Athabasca River
 Canada
 Idaho
 Minnesota
 Saskatchewan
 Snake River
 United States
SNTributary of the Snake River, N Idaho Panhandle. Also a tributary of the Athabasca River, NW Saskatchewan and NE Alberta, and a tributary of the Red Lake River, NW Minnesota. Indexed with states or Canadian provinces as applicable. Added to Thesaurus in 1