000 00496nam a2200145 a 4500
005 20220228110534.0
035 _aF8901000704133
084 _aHRB SR 127 1972
245 _aGuide to compounds of interest in cement and concrete resea-rch / Highway Research Board.
260 _aWashington, D.C. : HRB
300 _a53 p.
440 _aSpecial report ; 127 / Highway Research Board
690 _aCemento portland - AnĂ¡lisis.
710 _aE.U.A. National Research Council. Highway Research Board.
999 _c55632
_d55632