000 003310000a22001450004500
245 _aBasic principles of ventilation and heating
100 _aBedford, Thomas
250 _a2d ed.
260 _aLondon
_bLewis
_c1964
300 _a438 p.
500 _areprinted on 1966
080 _a628.8
_bB22
041 _aEN
942 _cBK
999 _c95790
_d95790