United States National Register of Historic Places |
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Delaware Chalcedony Complex TR
NRHP: 64000309
| Bumpstead Archeological Site |
| Heath Farm Camp Archeological Site |
| Heath Farm Jasper Quarry Archeological Site |
| Iron Hill Cut Jasper Quarry Archeological Site |
| McCandless Archeological Site |
Data from United States Park Service and Wikidata