Home heating: systems, fuels, controls
Simons, Joseph Winslow, 1908-
Home heating: systems, fuels, controls [by Joseph W. Simons. - Washington, U.S. Govt. Print. Off., 1968] - 24 p. illus. (part col.) 24 cm. - United States. Dept. of Agriculture. Farmers' bulletin no. 2235 . - Farmers' bulletin (United States. Department of Agriculture) ; no. 2235. .
agr68000342
Dwellings--Heating and ventilation.
Farm houses--Heating.
S21 / .A6 no. 2235
644/.1
1 Ag84F no. 2235
Home heating: systems, fuels, controls [by Joseph W. Simons. - Washington, U.S. Govt. Print. Off., 1968] - 24 p. illus. (part col.) 24 cm. - United States. Dept. of Agriculture. Farmers' bulletin no. 2235 . - Farmers' bulletin (United States. Department of Agriculture) ; no. 2235. .
agr68000342
Dwellings--Heating and ventilation.
Farm houses--Heating.
S21 / .A6 no. 2235
644/.1
1 Ag84F no. 2235