@book{8685,
	author = {Kadel, Benjamin Clinton,},
	title = {Instructions for erecting and using Weather Bureau nephoscope, 1919 pattern.},
	publisher = {Govt. Print. Off.,},
	year = {1920.},
	series = {U. S. Dept. of agriculture. Weather Bureau. Instrument division. Circular I.},
	address = {Washington,}
}