Barnes, Harry H. 1925- Roughness characteristics of natural channels, [electronic resource] / by Harry H. Barnes, Jr.. — Washington, : U.S. Govt. Print. Off.,, 1967.. — vi, 213 p. : illus. (part col.) 24 cm. - Geological Survey water-supply paper ; 1849.
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gs 66000322 //r983
Channels (Hydraulic engineering) Frictional resistance (Hydrodynamics) Stream measurements--United States.