Mother Jones magazine recently published a story about 250 declassified articles from an internal CIA magazine. Among their 10 favorite articles was a real gem for theremin enthusiasts: an 11 page article on Leon Theremin. The article reveals nothing we didn't already know, and it actually quotes Dr. Albert Glinsky's book as a source.
Unfortunately, even one of the most sophisticated intelligence agencies in the world mistakenly reported that the Beach Boys used a theremin in Good Vibrations.
You can download the full article here.
A big thanks to Rob Schwimmer for posting about this on Levnet!