5 recordings, all SBD, main 41.1k+ views, higher levels.
https://archive.org/details/gd1974-10-20.sbd.smith-lee.GEMS.97193.flac16
SBD (Alligator GEMS) 15.1k+ views, sounds a bit learner/cleaner.
https://archive.org/details/gd1974-10-20.sbd.alligator.GEMS.94851.flac16
Infinite Dead 