I joined this forum after having a similar experience. Though I received a mailer today with a about an 8 page typed letter claiming that I was special and had been selected to receive the magic book of secrets for free that was used by all the famous and powerful people in our history. One detail the author overlooked was mentioned another book title written by the man who revised the original manuscript and I looked him up here
Frank R. Wallace - Wikipedia, the free encyclopedia
Is this what you guys are speaking of?