RCW 78.08.050: Location notices—Contents—Recording.

The discoverer of a lode shall within ninety days from the date of discovery, record in the office of the auditor of the county in which such lode is found, a notice containing the name or names of the locators, the date of the location, the number of feet in length claimed on each side of the discovery, the general course of the lode and such a description of the claim or claims located by reference to some natural object or permanent monument as will identify the claim.