United States. Bureau of Labor Statistics. "Wage Chronology: International Shoe Co., the Shoe Workers, and the Boot and Shoe Workers, 1945-78 : Bulletin of the United States Bureau of Labor Statistics, No. 2010," Wage Chronology: International Shoe Co., the Shoe Workers, and the Boot and Shoe Workers (1979). https://fraser.stlouisfed.org/title/4888/item/499442, accessed on November 26, 2024.