CHORD Progression, Substitution, & Pieces by John Griggs Learn to play and hear chords and progressions in all keys. This ideal supplement to any method teaches chord construction and substitution from beginning to advanced levels. Includes 576 chord diagrams plus 30 tunes in melody/chord style in notation and tablature for flatpicking or fingerstyle guitar. This book covers chord construction from triads to 13ths; the 15 major and minor keys; modes; the cycle of keys; analysis and transposition; chord exercises; 15 foundational pieces for learning to play chords and progressions by ear in all major and minor keys; and much more. The companion CD presents a helpful recording of the 30 pieces in the book. 148 pages, Softbound book