Image:SparkGap-Tesla.png

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SparkGap-Tesla.png‎ (466 × 248 pixels, file size: 8 KB, MIME type: image/png)

[edit] Summary

Experiments with Alternate Currents of High Potential and High Frequency
By Nikola Tesla
Published 1892
The W. J. Johnston company, ltd.

[edit] Licensing

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