You appear to have a Tesla fetish. He obviously did early work in X-rays, but anything he did pre-1986 was "claimed" and after the published work of Röntgen.
Pretty sure he did everything pre 1986.
You know, since he died in 1943.
I can’t help but notice all your responses sound as if you read a post, do a quick 5 minute crash course on Wikipedia, then rebut that post like you’re the grand authority. It's as if you desperately want everyone to think you are the Great Oracle of all things audio and science. Sorry to tell you; You're too late. We already have one of those...