Once dismissed by purists as a Chuck Berry imitator (and an accurate one at that), tall, lean, and lanky Chicago southpaw Eddy Clearwater became recognized as a prime progenitor of West Side-style blues guitar. That's not to say he wouldn't liven up a gig with a little duck-walking or a frat party rendition of "Shout"; after all, Clearwater brought a wide array of influences to the party. Gospel, country, '50s rock, and deep-down blues were all incorporated into his slashing guitar attack. But when he put his mind to it, "The Chief" (a nickname accrued from his penchant for do...