"Marsalis on Music" by Wynton Marsalis

I bought this book on Ebay on a whim while looking for something completely unrelated for my kids for school.  I've been a fan of Wynton Marsalis ever since we watched Ken Burns' documentary Jazz (2001) years and years ago.  I'm a sucker for a good trumpet player, and Marsalis is all that and more.  So I thought hey, this might be a cool book to use for my kids.  The seller said it came with the companion CD with listening cues, which sounded cool.

What the seller didn't say?  This book is autogr...