International Association of Industrial Accident Boards and Commissions
, Grinding Wheel Manufacturers Association
, American Engineering Standards Committee
and United States. Bureau of Labor Statistics.
Safety Code for the Use, Care, and Protection of Abrasive Wheels : Bulletin of the United States Bureau of Labor Statistics, No. 338 ,
Washington, D.C:
G.P.O.,
April 1923, https://fraser.stlouisfed.org/title/3986,
accessed on December 12, 2024.