Rokin Robin of Locksley wrote:
when Rhino reissued this as a 4 CD box in 2005, the 4th disc consisted of 8 previously unreleased songs, might be the same thing...
Yes, they appear to be the same tracks.
Speaking of Chicago on Spotify, I can't believe how cluttered they are with different versions of the 1969 live tracks that apparently every dodgy label in the world has issued. One has to scroll down pretty far just to get to their legitimate albums.