000 00297nam a2200121Ia 4500
008 220201s1964 xx 000 0 eng d
082 _a624.183
100 _aPearifory, RL
245 0 _aForm worle for concrete structures
260 _bMc Graw Hill Book co.
_c1964
300 _a330
942 _2ddc
999 _c74038
_d74038