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Nikola Tesla portrait. Wood engraving.
Photographed by Sarony; engraved by T. Johnson. [1906?] Century Magazine, v. 47, p. 585 (Library of Congress). All rights reserved.

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Illustration of Nicola Tesla holding balls of flame.
(Credit: C. M. M’Govern. 'The New Wizard of the West.' Pearsons Magazine, May 1899). All rights reserved.

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Tesla Laboratory
Tesla, in his Colorado Spring's laboratory (1899), seated in front of the operating transformer.

(Credit: Tesla Memorial Society of New York http://www.teslasociety.com). All rights reserved.

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Lightbulb
Nikola Tesla holding a lightbulb.
(Credit: Tesla Memorial Society of New York http://www.teslasociety.com). All rights reserved.

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Neon lights
Tesla neon lights. Various forms of Tesla neon lights first displayed at the Columbian Exposition, 1893.

All rights reserved.

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Phosphor coated light bulb
Nikola Tesla holding a glass-filled phosphor coated light bulb developed half a century before fluorescent lamps came into use.(Credit: Tesla Memorial Society of New York http://www.teslasociety.com) All rights reserved.

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