Chaney, Lucian W. (Lucian West), 1857-1935
, Stoddard, C. F. (Cyrus Foss)
and United States. Bureau of Labor Statistics.
Statistics of Industrial Accidents in the United States to the End of 1927 : Bulletin of the United States Bureau of Labor Statistics, No. 490 ,
Washington, D.C:
G.P.O.,
August 1929, https://fraser.stlouisfed.org/title/4065,
accessed on December 5, 2024.