@book{24450,
	author = {Missouri. and Broadhead, Garland C.},
	title = {Report of the Geological survey of the state of Missouri,},
	publisher = {Regan & Carter, state printers and binders,},
	year = {1874.},
	address = {Jefferson City,},
	url = {http://name.umdl.umich.edu/AET7172}
}