From the record
“The Berlin Historic District encompasses the ghost town of Berlin in Nye County, Nevada. The town was established in 1897 as part of the Union Mining District after the opening of the Berlin Mine the previous year.”
Wikipedia article Berlin Historic District (Berlin, Nevada), CC BY-SA 4.0.
One of 53 National Register listings published here for Nye County · listed in 1971 · category: District.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service · the Wikipedia article