Spectrum
Shook
Spectrum (Extended Mix)
Zedd
One More Saturday Night (Live at The Spectrum, Philadelphia, September 21, 1972)
The Grateful Dead
Sol Rape
Madame Spectrum
Anhedonia
Spectrum the Originator
The Spectrum of Life
Kaelar
Spectrum Factory
Robert Pollard
Beat It On Down the Line (Live at The Spectrum, Philadelphia, September 21, 1972)
The Grateful Dead
