Lynde, Carleton John, b. 1872 · New York : Macmillan · leaf 110
Fig. 68. — How a stove heats a room. HEAT IN THE HOME 95 … Fig. 69.—The hot-air heating system. Circulation of water. — Before we study the hot-water heat-ing system and the hot-water tank, we may illustrate the circu-lation of water, due to difference in temperature, by means ofthe apparatus shown inFig. 70. It is a rec-tangular glass tubefilled with…
Physics · Home Economics
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