English: Mark Twain (penname of Samuel Langhorne Clemens) in the lab of Nikola Tesla, spring of 1894. Clemens is holding Tesla's experimental vacuum lamp, which is powered by a loop of wire which is receiving electromagnetic energy from a Tesla coil (not visible). Tesla's face is visible in the background.
Datum
1894. 13. prosince 2005 (datum prvotního načtení souboru)
Zdroj
Originally published as part of an article by T.C. Martin called "Tesla's Oscillator and Other Inventions" that appeared in the Century Magazine (April 1895)
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NeznámýUnknown author
Licence
Public domainPublic domainfalsefalse
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https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse
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2005-12-13 06:02 Wikkrockiana 727×918× (230799 bytes) Twain in the lab of Nikola Tesla, spring of 1894 Taken in the spring of 1894, and originally published as part of an article by T.C. Martin called "Tesla's Oscillator and Other Inventions" that appeared in the Century Magazine (April 1895).
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