Elementary treatise on physics, experimental and applied : for the use of colleges and schools (1906)
Ganot, A. (Adolphe), 1804-1887, Atkinson, Edmund, 1831-1901, Reinold, A. W. (Arnold William), 1843-1921 · New York : Wood · leaf 924
Fig. 863 Fie. not impinge directly on the metallic junctions. The supply of gas is regulatedby an automatic arrangement, so that the temperature is not higher thanabout 200°. Although sometimes convenient, thermo-electric batteries are by no meansan economical source of electricity. Thus a Clamonds…
Physics
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