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The tariff history of the United States
Taussig, F. W., (1966)
A positive theory of tariff formation applied to nineteenth century United States
Pincus, Jonathan James, (1972)
Free trade : theory and practice from Adam Smith to Keynes
McCord, Norman, (1970)
Benjamin Franklinʹs political theories
Eiselen, Malcolm Rogers, (1928)
The Rise of Pennsylvania protectionism
Eiselen, Malcolm Rogers, (1974)