@book{25624,
	author = {Tucker, W. Burling, and California State Mining Bureau.},
	title = {Mines and mineral resources of Amador county, Calaveras county, Tuolumne county,},
	publisher = {State Printing Office,},
	year = {1915.},
	address = {[San Francisco]},
	note = {At head of title: California State Mining Bureau.}
}