Dear friends, Get here the largest collection of Microsoft eBooks giveaway all in PDF untouched versions. These were published earlier here at MDL but lots of them were in XPS/DOCX/MOBI/EPUB. Link : Here Items : 252 Enjoy reading!
By any chance, your pack contains the same books as in here? https://forums.mydigitallife.net/threads/free-microsoft-ebook-giveaway.74702/