Came across this on FBI vault of a review of Fred C. Trump requested in 1966. It includes some info on POTUS. Just interesting

https://vault.fbi.gov/fred-c.-trump/Fred%20C.%20Trump%20Part%2001%20of%2001/at_download/file

Unbelievable Elon only heard about Sussmann et al last month

https://twitter.com/elonmusk/status/1527736730178158597?s=20&t=tOn4CcSb7gXR5ANrld2FZA