@book{27596,
	author = {Cooper, Byron Nelson,},
	title = {Geology of the Draper mountain area, Virginia,},
	publisher = {Division of purchase and printing]},
	year = {1939.},
	series = {Virginia.  Geological survey.  Bulletin 55},
	address = {University, Va.},
	note = {At head of title: Commonwealth of Virginia, Virginia conservation commission, Virginia geological survey.}
}