Sujet

Electric discharges in rarefied gases

Légende

Electric discharges in rarefied gases, 1892. 2,3,4 and 6, Geissler tubes. 1 Fluorescence of Sulphuret of calcium. 4 Nitrogen Vacuum (Spirals of Uranium Glass), 7, Hydrogen. From "The New Popular Educator", (London, 1892). Chromolithograph.

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Photos12.com - Ann Ronan Picture Library

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Photo12/Ann Ronan Picture Library

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ARP07104_460000846

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24,6Mo (1,3Mo) / 20,5cm x 30,0cm / 2424 x 3543 (300dpi)