000 00261nam a2200109Ia 4500
008 211209s1955 xx 000 0 und d
041 _aeng
082 _a620.136 N55 PEA
100 _aPEATFIELD A E
245 _aTEACH YOURSELF PRACTICAL CONCRETING.
260 _c1955
999 _c444
_d444