The merchants advocate : Or, An enquiry, whether the merchants are not intitled to a discount of 5 per cent. upon the payment of the subsidy of 5 per cent. given to the King, by the Act of Parliament made in the year 1747. Which discount the merchants have never received from the said year 1747, to the present time? Addressed to the merchants of Great-Britain. The merchants advocate will be continued upon all occasions, wherein the interest of that respectable body is concerned.