(Music Sales America). Comprehensive and easy-to-read, the The Encyclopedia of Keyboard Color Picture Chords will help you expand your keyboard skill. Whether you enjoy rock, jazz, blues, country or pop music you'll be able to find the chords you need quickly and easily. Every chord is illustrated with 3-D color diagrams and brilliant color photographs. The encyclopedia also includes special sections on: two-handed chord voicings; chord theory; chord inversions; and more.