The thundering 88s of Big Maceo Merriweather helped pave the way for the great Chicago blues pianists of the 1950s -- men like Johnny Jones, Otis Spann, and Henry Gray. Unfortunately, Merriweather wouldn't be around to enjoy their innovations -- he died a few years after suffering a debilitating stroke in 1946. Major Merriweather was already a seasoned pianist when he arrived in Detroit in 1924. After working around the Motor City scene, he ventured to Chicago in 1941 to make his recording debut for producer Lester Melrose and RCA Victor's Bluebird subsidiary. His first day in...