000 00272nam a2200121Ia 4500
008 211209s1969 xx 000 0 und d
041 _aeng
082 _aING
100 _aINGERSOLL
245 _aHEAT CONDUCTION
260 _aLONDON
_bOXFORD AND IBH
_c1969
300 _a338
999 _c18679
_d18679