000 00282nam a2200121Ia 4500
008 220201s1964 xx 000 0 eng d
082 _a621.56
100 _aBarton, JJ
245 0 _aHeating & ventilating
260 _bLondon: george newsness
_c1964
300 _a504
942 _2ddc
999 _c77028
_d77028