Now that you just point out it, the main 2 tracks manage to absence reduced bass, (aside from a bass drum strike just ahead of the fade away from Custard Pie). But then “In My Time of Dying” seems to have some more bass… undecided what was happening below, https://alexisjyhov.spintheblog.com/27085962/the-basic-principles-of-led-zeppelin-gold-records