000 00298nam a2200121Ia 4500
008 160710s1953 xx 000 0 und d
082 _a624.183 WAL
100 _aWALLEY, F.
245 _aPRESTRESSED CONCRETE
260 _bHER MAJESTY'S STATIONERY OFFICE
_c1953
300 _a281
942 _2ddc
_cSF
999 _c78015
_d78015