United States. Bureau of Labor Statistics. "Wage Chronology: American Telephone and Telegraph Company—Long Lines Department, and Communications Workers of America (AFL-CIO), October 1940-July 1974 : Bulletin of the United States Bureau of Labor Statistics, No. 1812,"
Wage Chronology: American Telephone and Telegraph Company--Long Lines Department and Communications Workers of America (AFL-CIO)
(1974).
https://fraser.stlouisfed.org/title/4644/item/499054, accessed on April 8, 2025.
@FedFRASER