In the early 1970's, back when various groups were exploring various new ways to explore spirituality, there were a lot of new ways to do so. Remember Transcendental Meditation? One of the movements that I found out about was the Edgar Cayce Study Groups which were taking place in the area.
Edgar Cayce was a quite a sensation in his time, known for his ability to go into a deep trance and come up with all sorts of information about all sorts of mystical mysteries, as well as make medical suggestions on how specific individuals could get well and feel better. He was "the sleeping prophet," and he talked a lot about re-incarnation.
Here's an article I wrote in 1972.