Collection place
- North America3 objects
- The Americas3 objects
- Africa2 objects
- British West Africa (historic)2 objects
- Nigeria2 objects
- United States2 objects
- Western Africa2 objects
- California1 objects
- Central Mexico1 objects
- Dos Cabezos Valley, San Diego County, California1 objects
- Mexico1 objects
- Mexico City, Mexico1 objects
- Northern central United States1 objects
- San Diego County, California1 objects
- South Dakota1 objects
- South-Central Mexico1 objects
- Southern California1 objects
- Tetelpan, Mexico City, Mexico1 objects
- near Dos Cabezas Spring, San Diego County, California1 objects