These files will be in PDF form, available one per week for ten weeks. You can donate if so inclined.
The first e-book is already available as torrent and direct download.
All eBooks will be released under a Creative Commons Attribution Non-commercial license. You’re free to reformat them into .CBR, Word docs, XML, whatever you like. You’re also free to archive and share them with others for free. They’re even small enough to email. Just don’t use them commercially.