I ran across this paper this morning. Some of you folks will probably like it. "Nikola Tesla and the Planetary Radio Signals":
https://radiojove.gsfc.nasa.gov/education/educationalcd/Books/Tesla.pdf
GSFC is Goddard Space Flight Center
https://radiojove.gsfc.nasa.gov/education/educationalcd/Books/Tesla.pdf
GSFC is Goddard Space Flight Center