Twenty-one golden rules to depress agriculture, impede the progress of manufactures, paralize commerce, impair national resources, produce a constant fluctuation in the value of every species of property and blight and blast the bounties of nature, how bounteously soever lavished on a country : in a word, to cripple a great nation and arrest its career to those high destinies for which God and nature intended it : to which is annexed, a copious appendix, containing fifty-one substantial reasons against any alteration whatever, of the existing tariff / by A Pennsylvanian [i.e., Mathew Carey].