Collection place: North Central California / Materials: Quartz (mineral) / Loans: S1991-1992 #28: Thomas N. Layton (April 13, 1992–April 21, 1992)

Start Over Collection place North Central California Materials Quartz (mineral) Loans S1991-1992 #28: Thomas N. Layton (April 13, 1992–April 21, 1992)