. English: Color drawing of Geissler tubes lit by their own light, from an 1869 French natural philosophy book, showing some of the many fanciful shapes. Invented by German glassblower Heinrich Geissler in 1857, Geissler tubes were the first type of neon lights. Caption: 'Electric discharge in rarefied gasses: in Vapor of Alcohol. ('s tubes enclosing rarefied gasses) Fluorescence of Sulphuret of Calcium, of Uranium glass, Fluorescence of Sulphuret of Strontium, of Uranium glass and Sulphate of Quinine'. 1869 published in

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. English: Color drawing of Geissler tubes lit by their own light, from an 1869 French natural philosophy book, showing some of the many fanciful shapes. Invented by German glassblower Heinrich Geissler in 1857, Geissler tubes were the first type of neon lights. Caption: 'Electric discharge in rarefied gasses: in Vapor of Alcohol. ('s tubes enclosing rarefied gasses) Fluorescence of Sulphuret of Calcium, of Uranium glass, Fluorescence of Sulphuret of Strontium, of Uranium glass and Sulphate of Quinine'. 1869 published in Augustin Privat Deschanel (1869) Traité Élémentaire de Physique, Librairie L. Hachette et Cie., Paris, p. 569. M. Rapine 237 Geissler tubes

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Size: 2791px × 1791px
Photo credit: © The Picture Art Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., 1869, augustin, deschanel, privat, published, traité, É