Collection place
- Africa5 objects
- Alaska1 objects
- Alpine County, California1 objects
- Asia6 objects
- Bank of Clackamas River, Clackamas County, Western Oregon1 objects
- Bavaria, Germany40 objects
- British West Africa (historic)4 objects
- CA-Alp-7, Alpine County, California1 objects
- CA-Men-120, Round Valley, Mendocino County2 objects
- CA-Mnt-18, Carmel, Monterey County2 objects
- CA-SFr-119H, San Francisco County, California1 objects
- CA-Teh-193 (Payne Cave), Tehama County, California1 objects
- California8 objects
- Campania, Southern Italy42 objects
- Carmel Mission, Monterey County, California2 objects
- Central Asia1 objects
- Central California2 objects
- Central California coast2 objects
- Central Europe40 objects
- Central Italy3 objects