Occupational employment
Subtitle: nonferrous smelting and refining industries, April 1971
By: [prepared by Linda Hardy]
Series: Report - U.S. Bureau of Labor Statistics -- 430-78; Report (United States. Bureau of Labor Statistics) -- 430-78
Publisher: U.S. Dept. of Labor, Bureau of Labor Statistics
Published: 1974
Place of publication: Washington
Language: eng
Number of pages: 11
Subjects: Nonferrous metal industries; Employees; Smelting
Notes: Cover title.