Expeditions & surveys; Railroad surveys; Palouse River (Wash.); Mountains
The Peluse (Palouse) River "has its source in the main ridge of the Bitter Root" Mountains, "and flows in nearly a straight course through a valley some twenty miles wide," bearing north "through a country densely timbered...
Expeditions & surveys; Railroad surveys; Clark Fork River (Mont.); Flathead Lake (Mont.)
The Clark Fork River, "being much cut up by coulees, have the appearance of that on the Upper Missouri. The soil is principally a light yellow clay; the stream here is two hundred yards wide, swift and deep, sparsely timbered with pine and...
Lieutenant Mullan's party leaving the Bitter Root Valley and heading "down the river to the Lou-Lou Fork, which is fifteen yards wide and two feet deep at its mouth. Its valley is five hundred yards wide, and the mountains on each side are...