Nine Spectrums of Impurity
The Project Hate MCMXCIX
Танго
Otsilka
Feedback Loop
Spectrum the Originator
Mama Tried (Live at The Spectrum, Philadelphia, PA, April 6, 1982)
The Grateful Dead
Feedback
Spectrum
Big River (Live at The Spectrum, Philadelphia, September 21, 1972)
The Grateful Dead
Glimmer
Lower Spectrum
Jam / Take A Fool Like You (Live At The Spectrum Philadelphia, USA / 10th December 1979)
The Who
