While "verified" versions of such niche media are often sought by collectors of pageant history, the specific alphanumeric string "nc8mpg" is characteristic of file-naming conventions used in digital archiving or legacy media sharing.

Age 5-7 Tiny Miss. Age 8-10 Little Miss. Age 11-12 Pre-Teen Miss. Age 13-14 Junior Miss ​ Miss Earth USA PAGEANT | English meaning - Cambridge Dictionary