Alamogordo Museum of History Alamogordo Museum of History The Tularosa Basin Museum of History, formerly the Tularosa Basin Historical Society Museum, is a history museum holding a collection of historical photographs, documents, and relics from Otero County, New Mexico. The museum is located in Alamogordo, New Mexico, and is owned and operated by the Tularosa Basin Historical Society. The prize item in the collection is a 47-star U. S. flag. New Mexico was admitted to the union as the 47th state on January 6, 1912, followed by Arizona as the 48th state on February 14, 1912. The Flag Act of 1818 specifies "That on
Admission to the Union federal properties within the state border or tax non-residents at a rate higher than residents, and would have a republican form of government, and also after reaching a population equal to that of the least-populated of the established states, it would be admitted, on an equal footing with all other states, based on a majority vote in Congress. Jefferson's original draft of the ordinance gave names to the proposed states, and also contained a provision that "After the year 1800 there shall be neither slavery nor involuntary servitude in any of them." The 1784 ordinance was superseded three years later