000 00494nam a2200145 a 4500
005 20220228110530.0
035 _aF8901000703881
084 _aHRB REC 386 1972
245 _aTraffic safety barriers, lighting supports, and dike slopes-, 11 reports / Highway Research Board.
260 _aWashington, D.C. : HRB
300 _a123 p.
440 _aRecord ; 386 / Highway Research Board
690 _aGuardacaminos - Pruebas.
710 _aE.U.A. National Research Council. Highway Research Board.
999 _c55414
_d55414