McElroy, Frank S. (Frank Shafer) and United States. Bureau of Labor Statistics. Injuries and Accident Causes in the Manufacture of Pulp and Paper: A Detailed Analysis of Hazards and of Injury Rates for 1948 by Region, Plant Size, and Operating Departments : Bulletin of the United States Bureau of Labor Statistics, No. 1036 , Washington: U.S. Govt. Print. Off., 1952, https://fraser.stlouisfed.org/title/4425, accessed on November 16, 2024.