Perception Digital was created in 1999.
Perception - company - was created in 1995.
Music Perception was created in 1983.
Adventures in Perception was created in 1971.
Lost Perception was created in 1968.
The Doors of Perception was created in 1954.
Perception - The Doors album - was created in 1966.
Perception of Reality was created on 2001-12-05.
A Clear Perception was created on 2009-02-23.
The Spinal Cord Perception was created in 2006.
Foundations of Cyclopean Perception was created in 1971.
Perception Becomes Reality was created in 2006-06.
NOT digital was created in 2004.