Betsy Prioleau’s biography of Gilded Age female tycoon Miriam Leslie is “an appropriately twisty tale of someone trying to outrun her origins. . . . Her story sparkles, as intoxicating as a champagne fountain that somebody else is paying for” (New York Times Book Review).   Among the fabled tycoons of the Gilded Age—Carnegie, Rockefeller, Vanderbilt—is a forgotten figure: Mrs. Frank Leslie. For 20 years she ran the country’s largest publishing company, Frank Leslie Publishing, which chronicled postbellum America in dozens of weeklies and monthlies. A pioneer in an all-male...