Nevada Revised Statutes Title 20. Counties and Townships: Formation, Government and Officers § 243.275. Creation--1864; boundaries redefined 1865

The County of Nye is hereby created, to include, except as otherwise provided in NRS 243.293, all that portion of the State of Nevada within the boundaries described as follows: Beginning at the 37th degree of north latitude with the 115th meridian of longitude west from Greenwich, and running thence west, along the northern boundary of the Territory of Arizona, to its intersection with the California line; thence northwesterly along the California line to the meridian of longitude 117°30′ west from Greenwich; thence due north to the boundary line of Churchill County; thence in an easterly direction to the O'Donnell Pass, on the West Gate and Ione Road; thence in an easterly direction to the mound in Reese River Valley, about 3 miles southwesterly from the Town of Washington; thence due east to the eastern boundary of the State; thence south along the eastern boundary of the State to the place of beginning.