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Added Object class: "Ground stone" to search constraints
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Select all that apply:
- Geological samples1 objects
- Grinding stones1 objects
- Ground stone1 objects
- Mineral and rock samples1 objects
- Mortars (grinding tools)1 objects
- Specimens and samples1 objects
- Stone tools1 objects
- Worked stone✖Remove constraint Object class: Worked stone1 objects
- archaeology1 objects
Select all that apply:
- California1 objects
- Contra Costa County, California1 objects
- El Cerrito, Contra Costa County, California1 objects
- North America1 objects
- San Francisco Bay Area, California1 objects
- The Americas1 objects
- United States1 objects
Current results range from 1920 to 1920
- G. M. Stirling1 objects
- G. M. Stirling1 objects
- Acc.100KC1 objects
Current results range from 1929 to 1929