Mix & Match - Ron Carter's Advanced Guide to Creating Great Bass Lines For LibrariesNow in English, Japanese and Portuguese If you want to get inside the mind of Ron Carter this is the book that has the key. The Dutch Door pages show you how he makes his note choices. It is the same method he created 60 years ago, and the same method he uses today. Many of the pages are cut in half and function like a Dutch Door. The top half is the first chorus and the bottom half the second. You can flip the top and bottom halves of the pages back