Most excellent instruction for the exact and perfect keeping merchants bookes of accounts : by way of debitor and creditor, after the Italian manner, most useful for all merchants, factors, and tradesmen; set forthe in a most plaine and perfect manner, easie to be understood of the learner, or reader, and for the more explanation of all, here is adioyned the practice by an example of the inventory, journall and lidger, with an ample table to the whole worke.