@book{26586,
	author = {Sauer, Carl Ortwin, and Leighly, John,},
	title = {Geography of the Pennyroyal :},
	publisher = {The Kentucky Geological survey,},
	year = {1927.},
	series = {Kentucky. Geological survey. ser. 6. Geologic reports.},
	address = {Frankfort :},
	edition = {1st ed., 2000 copies.},
	note = {Ten folded maps laid in.}
}