@article {65431,
	title = {Refractive Index of Glass Beads Distinguishes Tertiary Basalts in the Grays River Area, Southwestern Washington},
	volume = {600-C},
	year = {1968},
	pages = {C27-C30},
	institution = {Department of the Interior},
	keywords = {basalt, Tertiary, Washington},
	isbn = {600-C},
	author = {McKee, Edwin D.}
}
