Tariff Act of 1929. Hearings before a Sub-committee of the Committee on Finance, United States Senate, Seventy-first Congress, First Session on H. R. 2667, an act to provide revenue to regulate commerce with foreign countries, to encourage the industries of the United States, to protect American labor, and for other purposes. Volume I-[XVIII] Indexed [microform]. (Photoduplication Service, University of the Philippines Library, 1977)