Thomas Edison and Nikola Tesla are both commonly known names in homes everywhere.  They are both known for their incredible contributions to the modern world and many know of the competition that they saw in one another.  But many don't realize that they once faced each other in a largely unspoken contest to create an apparatus to reach beyond the veil...

Cited works:

Thomas Edison Biography; Biography.com editors : Biography.com ; https://www.biography.com/inventor/thomas-edison

Inventing Entertainment: The Early Motion Pictures and Sound Recordings of the Edison Companies

https://www.loc.gov/collections/edison-company-motion-pictures-and-sound-recordings/articles-and-essays/biography/life-of-thomas-alva-edison/

Dial-a-Ghost on Thomas Edison’s Least Successful Invention: the Spirit Phone Building devices to talk with the dead was a popular diversion for inventors in the 1920s; BY NATALIE ZARRELLI: OCTOBER 18, 2016