Deep Purple Podcast on Twitter: "On this day in 1973 Billy Cobham's “Spectrum” is released. This would introduce many people, including @davidcoverdale, to Tommy Bolin and show the world his genius. An
BILLY COBHAM discography and reviews
Tommy Bolin (1975) | Tommy bolin, Tommy, Music photo
Tommy Bolin Archives | Facebook
Billy Cobham live at Bottom Line, Feb 20, 1978 (Early) at Wolfgang's
Billy Cobham, Tommy Bolin & Jan Hammer - Stratus - Spectrum.wmv - YouTube
Billy Cobham: Spectrum 40 – review | Jazz | The Guardian
Tommy Bolin/Billy Cobham-Quadrant 4.mp4 - YouTube
Billy Cobham: Blowin' in the Crosswinds - Page 4 of 4 - JazzTimes