12 February 1974. The letter highlighted secret research on UFOs taking place at a secret
under quote unquote controlled conditions. This letter would arrive to Stringfield's desk in 1974
beginning around the early 1970s, 1974 to be exact. The Bechtel Corporation is an American
targeted as one of the U.S. Corporation's responsible for dumb tunnel systems. In 1974, Bechtel released
There's also a tremendous amount of information specifically starting post 1974 with Bechtel
conventional and unconventional tunneling methods, probably started around 1974. Between 1972
and 1974, a whole host of tunneling committees and institutes were set up to investigate massive