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Proceedings of Geological Societies
Published online by Cambridge University Press: 17 March 2016
Abstract
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- Copyright © Cambridge University Press 1864
References
page 106 note * The speaker was greatly indebted to his friend B. F. Duppa, Esq., for beautiful
page 107 note * This radiation from aqueous vapour was experimentally shown by causing a jet of dry steam to pass in front of, and at a distance of two feet from, a thermo-electric pile; the galvanometer connected with the latter promptly showed a large deflection for heat, proving that the pile was receiving radiant heat from the aqueous vapour. A jet of air heated in the same manner and projected in front of the pile produced no such effect.