United States. Bureau of Labor Statistics. "Proceedings of the Fourteenth Annual Convention of the Association of Governmental Labor Officials of the United States and Canada: Held at Paterson, N.J., May 31-June 3, 1927 : Bulletin of the United States Bureau of Labor Statistics, No. 455," Proceedings of the ... Annual Convention of the Association of Governmental Labor Officials of United States and Canada (1927). https://fraser.stlouisfed.org/title/3907/item/493137, accessed on October 13, 2024.