letting out the ice from the upper turbine is entirely cut off'. As the water of wide, the wall on the river side being 23 feet high, 5 feet front of the screens in winter time. broad at the top and 13 feet at the base. The entrance the river rises, decreasing the head, the lower pair of The power… … THE RHEINFELDEN ELECTRICAL POWER PLANT.-Fig. 3.-0NE OF THE GENERATORS. ) 1897 SCIENTIFIC AMERICAN, INC.
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