Cover image for Wages and hours of labor in the iron and steel industry in the United States.
Wages and hours of labor in the iron and steel industry in the United States.
Title:
Wages and hours of labor in the iron and steel industry in the United States.
Author:
United States. Bureau of Labor Statistics.
Physical Description:
volumes : illustrations ; 23 cm.
General Note:
Title varies slightly.
Language:
English
Format :
Serial