History of the Radio Intelligence Division Before and During World War II
by Thomas from on (#6YQXR)
Many thanks to SWLing Post contributor Mike, who writes: Good afternoon, Thomas. Recalling that there have been a few postings on the SWLing Post over time on the FCC's Radio Intelligence Division, I thought this might interest you and some readers. I just came across this (I don't even remember what linked me to it) [...]