000 00249nam a2200109Ia 4500
008 160710s1958 xx 000 0 und d
100 _aELAMS, R H
245 _aPRE-STRESSED CONCRETS
260 _bJOHN WILEY
_c1958
300 _a790
942 _2ddc
_cB
999 _c22113
_d22113