Imports: trend of imports in relation to production and height of duties

Latin America as a source of strategic and other essential materials : a report on strategic and other essential materials, and their production and trade, with special reference to the Latin American countries and to the Unites States

(1941)

Hogs & hog products : a survey of United States and foreign production and international trade in hogs, pork, and lard, with special reference to factors essential to tariff consideration

(1941)

Letter from the chairman of the United States Tariff Commission transmitting the ... annual report of the Tariff Commission : for ..

(1921)