It’s FREE! A Tour of eBook Download Sites
Project Gutenberg is the first and largest single collection of free electronic books, or eBooks. Michael Hart, founder of Project Gutenberg, invented eBooks in 1971 and continues to inspire the creation of eBooks and related technologies today.
EPUB for Sony and Nook
YouTube has about a hundred tutorials on downloading free ebooks. Some of these appear to give you instructions for breaking copyright, using a Google tool called PST, which we would never recommend.
To compare Nook and Kindle compare/index.asp?PID=38254
Kindle-real keyboard