The Secret: A Real Life Treasure Hunt?

Just stumbled across this. Still doing research. This is what I've found.

The Secret Paperback – January 1, 1982

The video will explain the treasure hunt.

This is the book cover. 

Here is the link to order  The Secret online.




Here is an interesting read by BJ Glover. It also contains a newspaper article from the 1983 Grand Park discovery.:
http://www.lemontiger.co.uk/images/misc/thesecret/houston.pdf

Some of the paintings from the book:

(This photo was found on a wiki link page for solving the The Secret)

http://thesecret.pbworks.com/w/page/22148559/FrontPage

Here is another one:

This one comes from http://mysteriouswritings.com/the-secret-a-treasure-hunt/