"Yefei Lu, a private investor, starts with Buffett's interest in the Sanborn Map Company in 1960 and tracks nineteen more of his major investments in companies such as See's Candies, the Washington Post, GEICO, Coca-Cola, US Air, Wells Fargo, and IBM. With rare access to partnership letters, company documents, annual reports, third-party references, and other original sources, Lu pinpoints what is unique about Buffett's timing, instinct, use of outside...