@book{20454,
	author = {Toothaker, Charles R.},
	title = {Educational work of the Commercial Museum of Philadelphia /},
	publisher = {G.P.O.,},
	year = {1921.},
	series = {Bulletin / Department of the Interior, Bureau of Education ;},
	address = {Washington :},
	note = {Copy 1 bound with: Bulletin / United States. Bureau of Education, 1920, no. 14-1920, no. 23, subsequent to publication.}
}