Dublin, Louis I. (Louis Israel), 1882-1969 , Vane, Robert J. (Robert Joseph) , Metropolitan Life Insurance Company and United States. Bureau of Labor Statistics. Causes of Death by Occupation : Bulletin of the United States Bureau of Labor Statistics, No. 507 , Washington: U.S. Govt. Print. Off., February 1930, https://fraser.stlouisfed.org/title/4071, accessed on January 29, 2025.