Thank you, Bonzo_fan for your astute observations. Your mention of the unbelievable and unsurpassed chemistry between Bonzo and Jimmy is something I have been very much aware of too. Indeed, Jimmy has commented on this, marveling at Bonzo's understanding of his playing.
Your remarks about the quality of post 73 recordings, yes I agree some sound great, I was just saying you can't guarantee that was the actual sound.
I further fully agree about the cohesive chemistry Zeppelin possessed and this is what captured audiences and singled them out relative to other bands. The real point h