Bluesland: A Portrait in American Music

Blues as a genre shaped the sound of jazz in the early 20th century and directly led to the creation of rock 'n' roll in the '50s. The scales, chords, and progressions of blues as a musical form can be found in styles from jazz to rock to contemporary R&B.Blues as a genre shaped the sound of jazz in the early 20th century and directly led to the creation of rock 'n' roll in the '50s. The scales, chords, and progressions of blues as a musical form can be found in styles from jazz to rock to...