There is more than one artist with this name:
These are photos from concerts where petra played, so they may be of other bands that played the concert as well.
Kingdom Bound Jul 30 - Aug 1, 1992 Corfu, New York, United States Uploaded by Wileecoyote
Sonshine '92 Jul 10 - 11, 1992 Willmar, Minnesota, United States Uploaded by Dvv
