SECRETLY RECORDED WORKS - NIKOLA TESLA

However, an unusual decision was soon made at the headquarters in Washington. Edward Tam of the FBI in Washington told D. M. Leda of the New York bureau that the whole thing had been handed over to the OAP, and because of that, Tam wrote, "there's no more reason to mess with it."

Soon, the well-known American engineer Dr. John Trump, who was then working in the research committee of the Bureau for Scientific Research and Development at the Ministry of National Defense, was invited to participate in the examination of Tesla's scientific papers. He was joined by other experts: Willis George, Edward Palmer and John Corbett. Dr. Trump said that they examined only those materials that were found near Tesla at the time of his death.
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Pic is continuation of the text. As you can see, Uncle John seems to have hidden the true nature of the documents he inspected, knowingly what could happen if the documents fall in wrong hands.