(Music Sales America). Here is the clearest, most useful chord book for the mandolin ever published. Over 1,000 standard chord forms. Several forms are shown for each type of chord, and each form has its own easy-to-read diagram. What's more, the chords are grouped logically, making it easy to find the ones you need to play any song. No matter what kind of music you are into, you will find both the usual and unusual chords to any song or tune you will ever want to play.