McElroy, Frank S. (Frank Shafer)
, United States. Bureau of Labor Statistics
and McCormack, George R. (George Robertson).
Injuries and Accident Causes in the Manufacture of Clay Construction Products : Bulletin of the United States Bureau of Labor Statistics, No. 1023 ,
Washington:
U.S. Govt. Print. Off.,
1951, https://fraser.stlouisfed.org/title/4421,
accessed on April 21, 2025.
@FedFRASER