Caption on photo: "Chute-a-Caron, Dam for the Alcoa Power Co., Saguenay River, Canada, 1930." Typed caption reads: "Current of stream too swift to permit construction of coffer dam. Dam was built vertically into air then supporting rods were blown...
Caption on photo: "Chute-a-Caron, Dam for the Alcoa Power Co., Saguenay River, Canada, 1930." Typed caption reads: "Current of stream too swift to permit construction of coffer dam. Dam was built vertically into air then supporting rods were blown...
Caption on photo: "Chute-a-Caron, Dam for the Alcoa Power Co., Saguenay River, Canada, 1930." Typed caption reads: "Current of stream too swift to permit construction of coffer dam. Dam was built vertically into air then supporting rods were blown...