000 00274nam a2200109Ia 4500
008 211209s1954 xx 000 0 und d
041 _aeng
100 _aSEVERNS WILLIAM
245 _aSTEAM, AIR AND GAS POWER
260 _aNEW YORK
_bJOHN WILEY & SONS
_c1954
300 _a502
999 _c100641
_d100641