United States National Register of Historic Places |
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Umatac-Umatak Pillbox
| NRHP ID: 88001881 |
| Multiple property submission: Japanese Coastal Defense Fortifications on Guam TR |
| Location (in/near): Umatac, Guam |
| Listed: 1991-03-04 |
| Role: Site |
| Significance region: National |
| Significance area(s): Engineering; Military |
Data from United States Park Service and Wikidata