Collection place
- The Americas296 objects
- North America287 objects
- United States282 objects
- California244 objects
- Northern California194 objects
- Europe182 objects
- Southern Europe135 objects
- Northwestern California130 objects
- Italy78 objects
- Mendocino County, California67 objects
- Greece56 objects
- North Central California53 objects
- Lake County, California50 objects
- Asia48 objects
- Central California40 objects
- South Central California39 objects
- Central Italy35 objects
- Upper Lake, Lake County, California35 objects
- Northwestern United States34 objects
- Lazio, Central Italy30 objects