Collection place
- The Americas64 objects
- North America56 objects
- United States41 objects
- California35 objects
- Europe35 objects
- Italy31 objects
- Southern Europe31 objects
- Central Italy25 objects
- Lazio, Central Italy24 objects
- Rome (modern city), Lazio, Central Italy23 objects
- Oceania14 objects
- Mexico10 objects
- San Francisco Bay Area, California8 objects
- South America8 objects
- Southern California8 objects
- Asia7 objects
- Peru7 objects
- San Francisco County, California7 objects
- Central California6 objects
- Northern Mexico6 objects