Gichtel's Basic Practice for Transforming the Seven Seals/Chakras.
Gichtel's Deepening Exercise to Transform the Seven Seals/Chakras.
“He who prays to God for His Holy Spirit, without ceasing, will find the best and safest way, and receive a guide who will lead him into all abysses, open all the locks and doors to him;” ~ Johan George Gichtel, Three Principles and the Three Worlds (commonly known as Theosophia Practica) 1696