@book{35584,
	author = {Massachusetts.},
	title = {Wages and hours of labor in the metal trades in Massachusetts,},
	publisher = {Wright & Potter Prining Company, state printers,},
	year = {1920.},
	series = {Labor bulletin},
	address = {Boston,},
	note = {Part III of the Annual report on the statistics of labor for 1920.}
}