A practical book written by a successful Wall Street man who has proved his theory in actual trading. He writes from twenty years' experience and gives examples of his rules by the Case System.This is the only book published covering the investment and speculative field of Cotton and Grain as well as Stocks. It is fully illustrated with 22 charts showing plainly the successful method of trading.In four books under one cover:Book IPreparation for Trading.Book IIHow to Trade.Book IIIHow to Determine the Position of Stocks.Book IVCommodities, including Cotton, Wheat and Corn.