@book{25088,
	author = {Irving, J. D. and Bancroft, Howland,},
	title = {Geology and ore deposits near Lake City, Colorado,},
	publisher = {Govt. print. off.,},
	year = {1911.},
	series = {U.S. Geological survey.  Bulletin 478},
	address = {Washington,},
	note = {At head of title: Department of the Interior.}
}