000 00334 am a2200121 a 4500
100 1 _aSimons, J.W.
245 1 _aHome heating
_bSystem, fuels, Controls
260 _aWashington
_c1975
300 _a1-24 p.
942 _2udc
_cB
440 _aHeating United States Department of Agriculture. Farmers Bulletin No. 2235
901 _aS27872
999 _c104467
_d104467