%0 Generic %T Suspension of import duty on copper : hearing before the Committee on Finance, United States Senate, Eighty-fourth Congress, first session on H.R. 5695, an act to continue until the close of June 30, 1958, the suspension of certain import taxes on copper, May 27, 1955. %U https://ezaccess.libraries.psu.edu/login?url=https://www.heinonline.org/HOL/Page?handle=hein.cbhear/cblhacta0001&id=1&size=2&collection=congrec&index=cbhear