In 1925, the Journal of Electronics and Radiocommunications published this illustration with the signature:
"An artist's conception of Nikola Tesla's system for transmitting power by radio waves, which was proposed several years ago.
1925
PotpisImpresum_eng
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11-21-2024 12:31:12pm
Nikola Tesla PHOTO: http://tesla.sveznadar.info
mojTim 2020-2021, BL December 2021.