47-star flag (only 1 of a handful known to exist and only one aware of on display); fossils, pre-historic Native American items; Mescalero Apache Indian items and reproductions; business and mercantile items; mining, lumber industry, ranching, and farming tools; a buffalo head that was in the local bar; household items; ca. 3,000 photographs including ones of the first atomic explosion at Trinity Site; La Luz Pottery collection; county government records