Safety Codes for the Prevention of Dust Explosions: American Standard, Approved by the American Standards Association : Bulletin of the United States Bureau of Labor Statistics, No. 617

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Supplement to bulletin no. 562.

U.S. G.P.O.

Washington, D.C

  • lcc: HD8051.A62 no.617
  • sudocs: L 2.3:617
  • oclc: 28362032

Public Domain

Federal Reserve Bank of St. Louis, One Federal Reserve Bank Plaza, St. Louis, MO 63102