Following are the credits for:

Head Banger #1

Programmed by: Alan J. Night
Photos by: Timothy R. Ames (Rocks & Grass)
           NASA (Earth)

Certain graphic routines were used from: Genus Development Series and
are copyrighted by Genus Microprogramming, Inc.

The sound samples were taken from: MusicBytes Vol. 1 and are copyrighted by
Prosonus.