Generally used in the public land states, this refers to the trees close to a section corner. The surveyor blazed them and noted their position relative to the corner in his notebook. Witness trees …
Condition
See Conditional line. …
Conditional Line
An agreed line between neighbors that has not been surveyed. …
Corner
The beginning or end point of any survey line. The term corner does not imply the property was in any way square. …
Declination
The difference between magnetic north and geographic (true) north. Surveyors used a compass to determine the direction of survey lines. Compasses point to magnetic north, rather than true north. This …
First Station
See Point of Beginning …