A permanently placed survey marker such as a stone shaft sunk into the ground. …
Out
An 'out' was ten chains. When counting out long lines, the chain carriers would put a stake at the end of a chain, move the chain and put a stake at the end, and so on until they ran "out" of ten …
Point of Beginning
The starting point of the survey …
Plat
A drawing of a parcel of land. …
Witness Tree
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. …