Collection place: Surprise Valley, Lassen County, California / Materials: Siliceous rock / Loans: S1971-1972 #17: University of California, Riverside/James F. O'Connell (August 20, 1971–1972)

Start Over Collection place Surprise Valley, Lassen County, California Materials Siliceous rock Loans S1971-1972 #17: University of California, Riverside/James F. O'Connell (August 20, 1971–1972)