Oregon Historical County Records Guide
Coos County Records Inventory
Mining Claim Records
Series documents actions filed with the county related to mineral interest claims. Types of actions include mineral rights and royalty assignments, mineral interest claims, lease releases, interest stipulations, corrections, bills of sale and conveyance assignments, and location notices. Information includes names of involved parties; action types and dates; and volume and page numbers. The series may also include copies of claim location notices giving descriptions and details of individual claims.
Since 1965 mining claims have been recorded in the clerk's Book of Records (Clerk and Recorder Official Filings).
Records at the Coos County Courthouse, Clerk's Office:
[Mine Index Cards], ca.1932-n.d. (.10 cu.ft.);
Mines [Record-with index], vol. 1-2, 1866-1905 (2 volumes); vol. 9, 1962-1965 (1 volume);
Mining Record [with index], vol. 3-8, 1905-1962 (6 volumes).
Records at the Coos County Courthouse, Clerk's Vault:
Record of Lien Claims on Mines and Affidavits [with index], vol. 1-2, 1909-1940 (2 volumes).
Records at the Coos County Courthouse, Clerk's Downstairs Archives:
Patents to Mines Deeds Location [Deeds to Mining Claim], 1894-1895 (.05 cu.ft.).
Records at a Related Web Site:
Online Land Records [includes various federal land survey records related to Oregon such as survey plats and field notes, mineral surveys, and historical indices], ca.1850-present (Bureau of Land Management).