USGS Survey Mark Datasheets - Maine
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Ellsworth, Mount Desert, Bar Harbor ME 15-Minute Quads
Third-Order Leveling
| 44°30'N | Ellsworth (1955) 8 pages, 1MB |
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| 44°15'N | Bluehill (1929) 12 pages, 604KB |
Mount Desert (1934) 12 pages, 1.3MB |
Bar Harbor (1977) 7 pages, 541KB |
| 44°N | Deer Isle (1929) 2 pages, 56KB |
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| 68°30W | 68°15W | 68°W |
Recovery Notes
| Mount Desert (1976-77) 5 pages, 573KB |
Third-Order Horizontal Control
| 44°30'N | Ellsworth (1976) 9 pages, 402KB |
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| 44°15'N | Bluehill (1976) 4 pages, 48KB |
Mount Desert (1976) 4 pages, 107KB |
Bar Harbor (1976) 3 pages, 112KB |
| 68°30W | 68°15W | 68°W |