000 00429nam a2200145 a 4500
005 20220228110447.0
035 _aF8901000700259
084 _aBPR No. 11 1967
100 _aSearcy, James K.
245 _aUse of riprap for bank protection / prepared by James K. Se-arcy.
260 _aWashington, D.C. : Government Printing Office
300 _a43 p.
440 _aHydraulic Engineering Circular ; No. 11
690 _aPedraplen.
999 _c52552
_d52552