Between the years of 1830 and 1927, as the last generation of blacks born into slavery was reaching maturity, a small group of industrious, tenacious, and daring men and women broke new ground to attain the highest levels of financial success. Mary Ellen Pleasant, used her Gold Rush wealth to further the cause of abolitionist John Brown. Robert Reed Church, became the largest landowner in Tennessee. Hannah Elias, the mistress of a New York City millionaire,...