000 00302nam a2200121Ia 4500
008 220201s1975 xx 000 0 eng d
082 _bSPE
100 _aSpencer, Albert G. etc
245 0 _aMaterials for construction
260 _aLondon
_bMc graw Hill Book Co.
_c1975
300 _a438
942 _2ddc
999 _c25891
_d25891