Email Record: Comparison of Rates of Duty in the Pending Tariff Bill of 1929 with the Present Law. Statement Showing a Comparison of the Rates of Duty and Equivalent Ad Valorem Rates in the Tariff Act of 1922 with the Bill (H.R. 2667) to Provide Reserve, to Regulate Commerce with Foreign Countries, to Encourage the Industries of the U.S. to Protect American Labor and for other Purposes.