The venerable Delbert McClinton is a legend among Texas roots music aficionados, not only for his amazing longevity, but for his ability to combine country, blues, soul, and rock & roll as if there were no distinctions between any of them -- in the best time-honored Texas tradition. A formidable harmonica player long before he recorded as a singer (he played the signature harp riff on Bruce Channel's 1962 number one hit "Hey! Baby"), McClinton's career began in the late '50s, yet it took him nearly two decades to evolve into a bona fide solo artist with 1975's Victim of Life's...