TY - BOOK ED - National Fire Protection Association. ED - United States. ED - American Standards Association. TI - Safety codes for the prevention of dust explosions: National Fire Protection Association and United States Department of Agriculture, Sponsors T2 - United States. Bureau of Labor Statistics. Bulletin, AV - HD8051 .A62 no. 562 PY - 1932/// CY - Washington, D.C. PB - U.S. Govt. Print. Off. KW - Dust explosions N1 - At head of title: United States Department of Labor. W.N. Doak, secretary. Bureau of Labor Statistics. Ethelbert Stewart, Commissioner; David J. Price, chairman, of Committee on Dust Explosion Hazards, U.S. Bureau of Chemistry and Soils, Department of Agriculture; A "Tentative American Standard" was issued in 1927 as Bulletin no. 433 of the United States Bureau of Labor Statistics ER -