United States. Bureau of Labor Statistics. "Union Wages and Hours in the Printing Trades, June 1, 1942 : Bulletin of the United States Bureau of Labor Statistics, No. 739,"
Union Wages and Hours : Printing Trades
(1943).
https://fraser.stlouisfed.org/title/3961/item/494928, accessed on May 6, 2025.
@FedFRASER