000 00481nam a2200145 a 4500
005 20220228110529.0
035 _aF8901000703817
084 _aHRB REC 316 1970
245 _aConstruction and construction equipment, 9 reports / Highwa-y Research Board.
260 _aWashington, D.C. : HRB
300 _a91 p.
440 _aRecord ; 316 / Highway Research Board
690 _aPavimentos de concreto - Pruebas.
710 _aE.U.A. National Research Council. Highway Research Board.
999 _c55352
_d55352