Smet, Pierre-Jean de, 1801-1873]]> West (U.S.)]]> Oregon Territory--History]]> America--Discovery and exploration--Pictorial works]]> Clark Fork (Mont. and Idaho)]]> Flathead River (B.C. and Mont.)]]> Flathead Lake (Mont.)]]> Blackfoot River (Idaho)]]> Blackfoot River (Mont.)]]> Smet, Pierre-Jean de, 1801-1873]]>