@book{21734,
	author = {Cushman, Frank, and Friede, H. A.,},
	title = {The fire alarm system;},
	publisher = {U.S. Govt. print. off.,},
	year = {1940.},
	series = {United States. Office of education. Vocational division. Bulletin no. 207. Trade and industrial series, no. 58 [i.e. 59]},
	address = {Washington,}
}