@book{24520,
	author = {Fulton, Charles Herman, and Knutzen, Theodor.},
	title = {Metallurgical practice in the Black Hills of South Dakota.},
	publisher = {[Rapid City daily journal print]},
	year = {1904.},
	series = {Bulletin no. 7 of the South Dakota school of mines.  Department of metallurgy},
	address = {Rapid City, S.D.}
}