000 00287nam a2200121Ia 4500
008 220201s1950 xx 000 0 eng d
082 _a624.177
100 _aShepley Eric
245 0 _aContinuous heam structures
260 _bLondon:Concrete pub.
_c1950
300 _a113
942 _2ddc
999 _c73117
_d73117