There is no known recording of the complete show, but many of the session tracks are available on official releases or as lo-fi off-air recordings of the original medium wave broadcast.
One DJ link was found on this show and was previously thought to come from 29 October 1967, but from the PasB at the BBC Written Archives Centre of the 29 October 1967 show, there was no evidence of Clear Light being played on that programme. As Pete Drummond and Peel were both presenters on 29 October 1967 and 05 November 1967, it's confirmed that the Clear Light track was played on the latter date.
The Tyrannosaurus Rex session with links is available, and highlights John's over-use of the word "Nice", a trait he was trying to rid himself of by the time the session was repeated on 04 February 1968
Clear Light: Black Roses (single) Elektra (Peel introduces this track by saying that the band come from the same "cosmic stable" as Love and the Doors, meaning the Elektra label. Then, after it finishes, Pete Drummond says "I like that, especially the tempo change" to which JP replies "Which tempo change was that, Pete?" - as there are several)