@book{36047,
	author = {National Fire Protection Association. and United States.},
	title = {Safety codes for the prevention of dust explosions.},
	publisher = {U.S. Govt. Print. Off.,},
	year = {1932.},
	series = {United States. Bureau of Labor Statistics. Bulletin,},
	address = {Washington, D.C.,},
	note = {At head of title: United States Department of Labor. W.N. Doak, secretary. Bureau of Labor Statistics. Ethelbert Stewart, Commissioner.}
}