Wyo. Stat. § 34-1-124
Patents heretofore or hereafter issued by the United States, for lands and certificates of purchase or payment for public lands, heretofore or hereafter issued by the receiver of any land office of the United States, shall be entitled to be recorded under the provisions of this chapter, and the record of all such instruments shall have the effect to all intents and purposes, as though same were acknowledged and otherwise executed as required by law; provided, that any railroad company, having a right-of-way or station grounds, acquired in conformity to an act of the congress of the United States, requiring a map thereof, to be approved by the secretary of the interior, shall file with the county clerk, of any county in this state, wherein such right-of-way and station grounds may be, a copy of such map, duly authenticated, together with the affidavit of any officer or agent of such railroad company, describing by quarter sections the lands within such county, affected by such rightof-way, which were public lands when such map was approved, and it shall be the duty of such county clerk to record said affidavit, and file said map, and to note upon the abstract of lands of his office as to each quarter section so described, that a right-of-way across the same is claimed by the company filing said map; provided, further, that the fee for filing said map and recording said affidavit, shall be two dollars ($2.00).
W.S. 34-1-124