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+Horton, Robert E
Weir experiments, coefficients, and formulas...
8:o Washington 190?.
Se: Survey^ United States geological. Water-supply
.. papers. No. 200.
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OCR-text (abbyy-crop)
+Horton, Robert E
Weir experiments, coefficients, and formulas...
8so Washington 1907.
Ses Survey, United States geological. Water-supply
... papers . No . 200 .	/«lwec.
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