The U.S. Coast and Geodetic Survey charts produced in 1884 and 1894–95 laid down the boundary line with Canada from Cape Muzon through Dixon Entrance and Portland Canal.
Os gráficos da U.S. Coast and Geodetic Survey producidos en 1884 e 1894-95 establecen a liña fronteiriza con Canadá desde Cabo Muzón a través de Dixon Entrance e Canle Portland.