Collection place
- Santa Barbara County, California25,273
- Egypt24,853
- Nile River Valley, Egypt22,810
- Europe21,899
- Alameda County, California21,787
- New Caledonia20,920
- Northwestern California20,044
- Upper Egypt20,003
- Southwestern United States19,857
- Napa County, California18,906
- San Francisco County, California18,468
- Central Peru18,344
- Contra Costa County, California18,298
- Central Mexico18,071
- San Francisco, San Francisco County, California17,943
- Eastern California17,451
- Marin County, California17,429
- Lima Region, Central Peru16,898
- East Asia16,800
- South Central California16,523