File:Tesla polyphase AC 500hp generator at 1893 exposition.jpg
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Summary
| Description |
English: Tesla's Polyphase Alternating Current 500 horse power generator, in Westinghouse exhibit in the Electricity building of the 1893 World Columbian Exposition in Chicago. |
| Date | |
| Source | http://www.teslasociety.com/columbia_expo.htm Accessed on 2008-12-27 |
| Author | Unknown author |
| Permission (Reusing this file) |
Public domain |
| Other versions | view of Tesla exhibit from opposite side: File:Tesla polyphase exhibit at 1893 worlds fair.png |
Licensing
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This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1929, and if not then due to lack of notice or renewal. See this page for further explanation.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 19:37, 15 August 2018 | | 600 × 369 (71 KB) | wikimediacommons>Wdwd | higher resolution, grey-JPG |
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