Proceedings of the Ninth Annual Convention of the Association of Governmental Labor Officials of the United States and Canada. Held at Harrisburg, Pa., May 22-26, 1922 : Bulletin of the United States Bureau of Labor Statistics, No. 323
United States. Bureau of Labor Statistics. "Proceedings of the Ninth Annual Convention of the Association of Governmental Labor Officials of the United States and Canada. Held at Harrisburg, Pa., May 22-26, 1922 : Bulletin of the United States Bureau of Labor Statistics, No. 323," Proceedings of the ... Annual Convention of the Association of Governmental Labor Officials of United States and Canada (March 1923). https://fraser.stlouisfed.org/title/3907/item/492995, accessed on April 25, 2024.