Found this on youtube the other day. Looks like the show from 11/12/72 had a weird mix and Jerry is all alone in the left channel. Someone posted many of the songs mixed to mono. Very interesting to hear him this way. Enjoy!
https://www.youtube.com/watch?v=r9vnz8n ... afXB1pxqH9
https://www.youtube.com/watch?v=r9vnz8n ... afXB1pxqH9