Unseen Power is the fourteenth release of the Christian rock band, Petra. It was released in November 1991. The album retains a driving edge while veering away from the more commercial pop-metal sound of their previous efforts. Bob Hartman has stated that he and the producers intentionally chose to move in directions they were not instinctively inclined to go.
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Unseen Power is the fourteenth release of the Christian rock band, Petra. It was released in November 1991. The album retains a driving edge while ve… read more
Unseen Power is the fourteenth release of the Christian rock band, Petra. It was released in November 1991. The album retains a driving edge while veering away from the more commercial p… read more
There is more than one artist with this name: 1) Petra is a Christian Rock band formed in 1972 by Bob Hartman, Bill Glover, John DeGroff, and Greg Hough. "Petra" means "rock" in NT Greek, making the band name a triple pun. Rising from the Jesus music movement, and initially signed to Myrrh Records, they fought to gain acceptance and recognition in a church culture that at the time believed rock music to be off-limits. Over time they eventually won over most of their critics, thanks to a steady approach and some solid adult contemporary airplay hits like "The…read more
There is more than one artist with this name: 1) Petra is a Christian Rock band formed in 1972 by Bob Hartman, Bill Glover, John DeGroff, and Greg Hough. "Petra" means "rock&… read more
There is more than one artist with this name: 1) Petra is a Christian Rock band formed in 1972 by Bob Hartman, Bill Glover, John DeGroff, and Greg Hough. "Petra" means "rock" in NT Greek, making the band name a trip… read more