000			00414nam a2200133Ia 4500
008			250503b |||||||| |||| 00| 0 eng dd
082			_a621.4025 _bROY
100			_aRoyds, R.
245			_aHeat transmission :
260			_aLondon : _bConstable and company, _c1921.
300			_aviii, 302 p. : _bll. ; _c22 cm.
500			_aIncludes index.
942			_2ddc _cC
999			_c117017 _d117017