Spectral Associates was created in 1980.
Spectral Worship was created in 1998.
Spectral Sound was created in 2000.
Spectral Bat was created in 1758.
Spectral Mornings was created in 1979-01.
Spectral - album - was created on 2004-05-10.
The Spectral Sorrows was created on -19-08-07.
Spectral Gene was created on 2007-12-13.
Onwards to the Spectral Defile was created in 1998-11.
Shugart Associates was created in 1973.
Realtime Associates was created in 1986.
Wilshire Associates was created in 1972.
Brentwood Associates was created in 1972.