The third eye is the product of the arousal and interplay of three etheric head centres, and is responsible for extensions of awareness into higher states of consciousness. This book is a practical manual for the development of these powers.
https://juliamaenanny.wixsite.com/tswickedwonders
Click on the link to read the book:
https://drive.google.com/file/d/0B6yTXpwrG2cnTzdaR0w4WnJDTlE/view