McKee, E.H., MacLeod, N.S., Walker, G.W. (1976). K-Ar ages of late Cenozoic silicic volcanic rocks. Southeast Oregon. Isochron/West Bulletin of Isotopic Geochronology, vol. 15, p. 37-41. Edited by: Schilling, John H. Keywords: Cenozoic southeast Oregon Klamath OR, Lake OR, Harney OR,