This is not from the 1974 or 1975 broadcasts. The intro probably is, but it is a separate bit.
In the late 80s KBFH released a different mix with some additional songs that were from Brussels, not London as broadcast in the 70s. For example, Brown Sugar, in the later release, had the saxophone solo, and that was not on the original release. These have the remixed version of Brown Sugar, as wel