Josiah A.Van Orsdel, Revised Statutes of Wyoming, in Force December 1, 1899 Including the Magna Charta, Declaration of Independence, Articles of Confederation, Organic Act of Territory of Wyoming, Act of Admission of the State of Wyoming, Constitution of the United States and of Wyoming, and the Rules of the Supreme Court Page 1252, Image 1252 (1899) available at The Making of Modern Law: Primary Sources.
Wyoming
Chapter 3. Crimes Against Public Peace. Duelling. ยง 544. Whoever fights a duel, if death do not ensue, shall be fined one hundred dollars, and be imprisoned in the county jail not more than one year.