Spokane (Wash.) & Salmon River (Idaho) Stage Line. Paid... frank (Haller FS9, type 1), printed express company frank, with shaded letters in an ornamental box, unused, on 3c Green entire (U312), fresh and very fine, this company operated from Spokane to the Okanogan mines, and to the Salmon River mines, 1889-1890, ex Clifford