d first cataract, and the flow of the river below Assouan When adjusted around a bundle and automatically is completely controlled by this dam, the water pass- clasped to one's great satisfaction, on turning the bun- reimbursed themselves for their outlay. But after ing through a series of sluices.… … estimates to approxi- that the difficulties mate 60 tons, yet it THE EXTRAORDINARY EFFECT OF WATER EROSION CAUSED BY THE ASSOUAN DAM. were not yet fully has been torn from solved, which barred the rocky bed and hurled backward by the water with crinkled into an obstinate knot, that tried patience…
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