000 00299nam a2200109Ia 4500
001 119649
008 170722s9999 xx 000 0 und d
100 _aBurkhardt, Charles H.
245 _aResidential and commercial airconditioning
_bSizing installation servicing /
260 _c1959.
942 _cGEN
999 _c76255
_d76255