The Commercial Guide, Being a Treatise on Discounts and Profits, Consisting of Three Series of Tables, Viz. First Series, (containing Twenty Tables) Shewing what Sum Must be Added to the Cost Price, in Order to Gain Any Profit, After Allowing Any Previously Agreed Discount; the Profit Commences at 2 1/2 and Increases in that Ratio to 50 Per Cent. and the Discount from 2 1/2 to 75 Per Cent. Second Series, Consisting of Miscellaneous Tables, for the Use of Agents, Factors, &c., with Rules, &c. on which the Foregoing Tables are Founded. Third Series (which is Warranted Free from a Single Error) Shewing the Discount of Any Sum, from One Penny to One Shilling; from One Shilling to £1 and from £1 to £10 ; from 2 1/2 to 80 Per Cent PDF Download