@William Boswell: Download it again using a different browser. Re-install Reader 11.
When you open the file, the first thing you see is a list of chapters (a total of 21 chapters in this file). You have to extract each chapter to view its contents. You can extract it by clicking the extract button on the thumbnail of each chapter.
I don't believe why people pay hundreds of bucks learning Adobe products from 3rd party sites. This is the best file there is! Thanks a lot!