Labels:text | screenshot | font OCR: The continuing discussion of the confluence of currents around obstructions and what causes circular wave patterns focuses in particular on what happens to river bottoms and banks. The first half of this page considers the nature of flowing water in relation to the subject of dams, with indications of possible weak and dangerous breaking points. A These Leonardo details in illustrations: "A water current which carries matter often turns itself, together with that matter, into a bank and
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