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Earnings in the Grain-mill Products Industries, 1941, Prepared by Frances Jones and Bernard Leo Smith, Division of Wage Analysis. [U.S. Bureau of Labor Statistics Bulletin No. 712.].

United States. Congress. House

出版	1942
URL	http://books.google.com.hk/books?id=xYFHzQEACAAJ&hl=&source=gbs_api