Oregon Historical County Records Guide
Columbia County Records Inventory
Corner Survey Records
Series documents the establishment and/or restoration of survey corners or monuments by the county surveyor or registered land surveyors. Records include maps, field survey restoration notes, historical notes, and indexes. Information includes description of corners; existing markers; descriptions of new markers and any changes made to the locations; property owners; township, range, and section numbers; donation land claim information; date the new markers were set; and surveyor's signatures.
Records at the Columbia County Courthouse Annex, Surveyor's Office:
Bearing Trees and U.S. Corners [title varies], vol. A-D, 1885-present (7 volumes);
GLO BTs [General Land Office Bearing Trees-Field Note Copies], ca.1853-1941 (3 volumes);
Index to Bearing Tree Books [Visual Map Indexes-includes General Land Office references], ca.1853-present (1 volume);
L.F. Co. [Longview Fiber Company Bearing Tree Books], ca.1948-ca.1985 (4 volumes);
U.S. Gov't Corner Restorations B.T. Book "CS" [Bearing Trees Land Corner Record], 1986-present (1 volume).
Records at the Columbia County Courthouse Annex, Vault:
Microfilm Bearing Tree Books, vol. A-C, ca.1853-1984 (8 inches of aperture cards).