United States. Bureau of Labor Statistics. "Wage Chronology: Aluminum Co. of America, 1939-67 : Bulletin of the United States Bureau of Labor Statistics, No. 1559," Wage Chronology: Aluminum Co. of America with United Steelworkers of America and Aluminum Workers International Union (1967). https://fraser.stlouisfed.org/title/4643/item/498303, accessed on November 24, 2024.