Suchergebnisse

pt. 1. Chanoine wicket dams and locks. Introduction : an old and contrary river. Internal improvements movement in Virginia. A view from the western waters. Movable dams. Building the first Kanawha locks and dams. Operations for more than two decades -- pt. 2. Roller gated dams and locks. Introduction : the prelude to a new navigation system. Design of the locks and dams. The work at London and Marmet begins. Gallipolis and Winfield locks and dams. Labor and land. Hydroelectric power generation