When using modern entheogens it can be helpfull to have some guidelines when traveling deeper into conciousness. Download link below. These pages are taken from the book "Through the gateway of the heart". Written by Ralph Metzner and Sophia Adamson. This was origanyl written for MDMA terapy. Travel safe!
Marie-Louise Von Franz interview that was helpfull and inspiring to "me"... she was a co-worker of C G Jung.