@book{25947,
	author = {Harder, Edmund, 1882-},
	title = {Iron-depositing bacteria and their geologic relations,},
	publisher = {Gov't print. off.,},
	year = {1919.},
	series = {U. S. Geological survey. Professional paper 113},
	address = {Washington,},
	note = {At head of title: Delpartment of the interior.}
}