|
21. San Luis Ranch quadrangle, California (Merced County)
Geological Survey (Estados Unidos)
- 1919
|
|
22. Tucson quadrangle, Arizona (Pima county)
Geological Survey (Estados Unidos)
- 1905
|
|
23. Turner Ranch quadrangle, California (Merced county)
Geological Survey (Estados Unidos)
- 1918
|
