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Titre: Stephen Gray (1666-1736)
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Stephen Gray (1666-1736) English scientist born at Canterbury, Kent, credited with the discovery of the flow of electricity. Artist's impression of Gray passing electricity from a glass globe electrostatic machine down a 44.8 metere (147 feet) length of packthread (1729). Engraving from "A Popular History of Science" by Robert Routledge (London, 1881). (Photo by: Universal History Archive/UIG via Getty Images)
Crédit: Album / Universal Images Group / Universal History Images \ UIG
Taille de l'image: 3585 × 5100 px | 52.3 MB
Taille d'impression: 30.4 × 43.2 cm | 1411.4 × 2007.9 in (300 dpi)