000			00659nam a2200253Ia 4500
003			HQRS
005			20170330034101.0
008			150617s2014 xx 000 0 eng d
040			_aHQRS _beng _cHQRS
041			_heng
080			_b621.63 J9
100			_aAlden, John L.
245			_aDesign of industrial exhaust systems
250			_a3rd ed.
260			_aNew York: _bIndustrial Press, _c1959
300			_aix, 243p.; _c23cm.
500			_aIncludes index
650			_aExhaust ventilation
650			_aPipe-Design
650			_aContrifugal exhaust fans
650			_aOccupational health and hygiene
365			_aINR
942			_2udc _cBK
999			_c4302 _d4302