United States. Bureau of Labor Statistics. "Wage Chronology: Firestone Tire and Rubber Co. and B. F. Goodrich Co. (Akron Plants), 1937-66 : Bulletin of the United States Bureau of Labor Statistics, No. 1484," Wage Chronology: The Firestone Tire and Rubber Co. and the B.F. Goodrich Co. (Akron Plants) and the Rubber Workers (1967). https://fraser.stlouisfed.org/title/4908/item/498156, accessed on January 3, 2025.