Wage chronology : Swift & Company, January 1942-September 1973.
United States.Bureau of Labor Statistics.
Washington : For sale by the Supt. of Docs., U.S. Govt. Print. Off.,
1973.
Vol. for 1942-63 issued as the Bureau's BLS report no. 260 (HD8051.A7876)
Includes bibliographical references.
Swift & Company.
Wages