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...
Confluence of the Salmon, entering from the right, and the Snake, straight ahead. Looking upstream from a boat on the Snake, immediately below the mouth of the Salmon River.