Welcome to MR, rce.
MR has free ebooks that have been beautifully handcrafted by some very dedicated MR members.
For your Kindle..
Mobi / prc format ebooks - download the MobiGuide and get your books via Whispernet..(up on the top left in the blue bar.. click on ebooks.. then in the drop down menu choose Mobipocket download guide)
You can even explore using
Calibre and Kovid, the creator, frequents the forums here. We even have a dedicated
Calibre forum.
Have fun exploring the forums and just ask if you have questions.