000 00298nam a2200109Ia 45e0
008 181001s1959 xx 000 0 und d
100 _aBeard & marton
245 0 _aRegulation & Relief values
260 _aPittsburgh
_bInternational pub. Co.
_c1959
300 _a203
942 _2ddc
_cBK
999 _c1485
_d1485