"In ""A Disposition to be Rich,"" historian Geoffrey C. Ward heaps scorn on his great-grandfather, who on Wall Street in the 1870s and '80s pulled off a sprawling pyramid scam that ensnared some of America's biggest financial names by promising — and delivering — unheard-of investment returns. It also ruined his partner, Ulysses S. Grant. Photo: Geoffrey C. Ward / books"
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