Packed with information! Designed to fit into instrument case, comb-bound to lay open flat. No other series for guitarists and keyboard players has been as highly acclaimed by musicians. The ultimate compact reference book of pentatonic scales (5 note minor and major scales) and how to use them. Packed with over 400 riffs and examples, this handy reference guide is a must for all guitarists. Includes sections on theory, solo construction and more.