A system of practical arithmetic, adapted to the use of schools; contain in the fundamental rules and their application to mercantile, cotton spinning, manufacturing, and mechanical calculations ; also comprehending numerous rules and examples in the various departments of cotton spinning,, mechanics, etc., useful to cotton spinners, Millwrights, engineers, andartisans in general ; contraining much more information upon those subjects than has ever before been published in any treatise on arithmetic / by Samuel Young, master of the Academy, Princess street, Manchester