I just found an excerpt of an interview with Eddie Kramer on how they tracked Led Zeppelin and it's really interesting. Especially the part with the mistakes, I mean a plane flew over and they left It in that's awesome!
www.ultimate-guitar.com
It also ties in a bit with this Rick Beato video on perfection in music
Led Zeppelin Engineer Talks Famous Song With 'Sloppy' Jimmy Page Performance + Track Where Guitarist Used Fender Strat
'They didn't really care too much about mistakes,' Eddie Kramer said about the giants of rock 'n' roll.
It also ties in a bit with this Rick Beato video on perfection in music