@book{26669,
	author = {Athy, Lawrence Ferdinand,},
	title = {Geology and mineral resources of the Herscher quadrangle /},
	publisher = {Printed by authority of the state of Illinois [Springfield, Jeffersons Printing and Stationery Co.],},
	year = {1928.},
	address = {Urbana :},
	note = {Maps folded in pocket.}
}