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Blazed Tree |
Devil's Club Jungle. |
Early on The General Land Office realized that the original monuments which were stone, wood posts and brass capped pipes could disappear over time and they needed to come up with a way to put these monuments back into position. They began using bearing trees which were used as accessories to the corner monument. At section corners instructions were to place one bearing object in each quadrant (NW, NE, SE & SW) from the corner. These were generally trees, but could also be rock and stone walls or monoliths. The trees would be blazed and scribed with the township, range, section and the letters "BT" for the quadrant that the tree was located in. Stones would be chiseled "X BO". These bearing trees or objects were measured with a bearing and horizontal distance to the corner monument and the measurements were include in the official survey notes. These bearing objects would hopefully be easier to find or last after a corner has been lost; the retracement surveyor can use them as a reference to either find a buried monument or replace a lost monument. The intersection of the distances should mark the spot of the original corner position.
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