@book{35812,
	author = {Ward, Emma F. and United States.},
	title = {Phosphorus necrosis in the manufacture of fireworks and in the preparation of phosphorus,},
	publisher = {Govt. Print. Off.,},
	year = {1926.},
	series = {Bulletin of the United States Bureau of Labor Statistics,},
	address = {Washington,},
	note = {At head of title: U.S. Department of Labor. James J. Davis, secretary. Bureau of Labor Statistics. Ethel Stewart, commissioner.}
}