The water-front swarms with craft, scows and canoes, birch, canvas, peterboro; the great bateaux of the northern lumberman, neat little skiffs, clumsy rafts; heavy "double-enders," whip-sawed from green timber, with capacity of two to five tons; lighters and barges carrying as much as forty tonsall having come through the perils of the upper lakes and shot the canon rapids.