You can now get a copy of Echelon in paperback physical copy! Simply click on the title of this post or the link in the upper right of this page to go to my Lulu site to buy the book. For those of you with eReaders, you can also get a copy of the eBook for $5 if you wish to show your support. That said, you're of course always welcome to simply download it from the DocStoc link for free.
Thanks and happy reading!!!!