Page 1 of the four-page letter autograph letter by Nikola Tesla that fetched $341,295 at RR Auctions on 12 January 2022. All four pages can be accessed in high resolution by clicking this image.

Most people know Nikola Tesla was an inventor, electrical engineer, mechanical engineer, physicist, and futurist who designed the modern alternating current (AC) electricity supply system. Undoubtedly ...

Nikola Tesla was a Balkan visionary whose influence, even beyond energy, continues to shape the very world we live in.