Lead and zinc problems.
Subtitle: Hearings, Eighty-seventh Congress, first session, on problems pertaining to the lead and zinc industry and consideration of S. 1747. May 4-5, and July 25, 1961.
Publisher: U.S. Govt. Print. Off.
Published: 1961
Place of publication: Washington
Language: eng
Subjects: Lead industry and trade -- United States; Zinc industry and trade -- United States