United States National Register of Historic Places |
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Initial Point of the Gila and Salt River Base Line and Meridian
| NRHP ID: 02001137 |
| NARA ID: 75610228 |
| Location (in/near): Avondale, Arizona |
| Listed: 2002-10-15 |
| Role: Site |
| Significance region: State |
| Significance area(s): Exploration/Settlement |
Data from United States Park Service and Wikidata