@book{25519,
	author = {Galpin, Sidney Longman,},
	title = {A preliminary report on the feldspar and mica deposits of Georgia,},
	publisher = {C.P. Byrd, state printer,},
	year = {1915.},
	series = {Georgia.  Geological survey,1890-      Bulletin},
	address = {Atlanta, Ga.,}
}