An invisible prison encircles my mind - I wait for a vision, I search for a sign

Continuing my trip back through the 1971 album charts. 29/08/71 : In Hearing Of Atomic Rooster - Atomic Rooster Only the second ever mention for Atomic Rooster and I have a sneaking suspicion it's going to be weird prog which I find particularly unpleasant - always happy to be proved wrong though. Well, it is prog - but it's not really weird or unpleasant. I was reminded of Genesis's output from…