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...
Table of Contents: Prosperity drive; Feldspar for ceramics; Fertilizer ammoniation; Taming the Saguenay River; Foul water and waterfowl; Cellulose acetate, a DuPont product; A memorial for the ages; Refinished and in service; No more needless...
A typical instance of control over giant explosive forces was the damming of the Saguenay River in Canada for a hydroelectric project. The torrential rush of the current balked successive attempts to complete a cofferdam, the conventional method....
A typical instance of control over giant explosive forces was the damming of the Saguenay River in Canada for a hydroelectric project. The torrential rush of the current balked successive attempts to complete a cofferdam, the conventional method....
