_Assessment work_ (Annual Labor): Affidavit provided for, to be filed within 30 days of the expiration of the assessment year. 1–46 WYOMING Lode Claims: _Location notice_ to be posted at the point of discovery containing the name of the lode or claim, the name of the discoverer and locator, and date of discovery. _Discovery work_: A shaft ten feet deep, or cut or tunnel ten feet long, disclosing the vein at a depth of ten feet; or a drill hole or holes no less than one and one-half inch in diameter, aggregating at least 50 feet deep with no one hole less than ten feet deep, to expose deposits of valuable minerals. One hole shall be designated the discovery hole and shall be marked with a substantial post or other permanent marker within five feet of the hole, firmly set in the ground and at least 30 inches above ground on which shall be placed the name of the claim, the owner, depth of hole and date of drilling. Work to be done within 60 days from date of discovery. _Monumentation_: Boundaries to be marked by six substantial monuments of stone or posts, hewed or marked on the side facing the claim, sunk in the ground, one at each corner and at the center of each side line. Witness corners marked to indicate true point provided for. (=NOTE=: The above are prerequisite to filing a location certificate.) _Recording_: Within 60 days from date of discovery record a location certificate with the county clerk containing the name of the claim, name of the locator(s), date of location, length along the vein each way from the center of discovery shaft, the amount of surface ground claimed on either side of the discovery shaft, _the discovery shaft being always equally distant from the side lines_, and a description tied to a natural object or if on surveyed land to a section or quarter section corner, as shall identify the claim beyond question. Placer Claims: _Location notice_ to be posted on claim containing name of claim, name of locator(s), date of discovery and number of feet or acres claimed. _Discovery Work_: None. _Monumentation_: Substantial posts or stone monuments to be placed at each corner of the claim. (=NOTE=: The above are prerequisite to filing a location certificate.) _Recording_: Within 90 days after date of discovery record with the county clerk a location certificate containing the name of the claim, designating it as a placer claim, the name of locator(s), the date of location, the number of feet or acres claimed and a description of the claim by designation of natural or fixed objects as shall identify the claim beyond question. Other: _Additional location_ certificate (amendment) and relocation provided for. _Annual labor_: Affidavits provided to be recorded with the county clerk within 60 days after completion. _Surface owners_: Security from the miner provided.