1973 Neil Young Albuquerque
1972 Grateful Dead NYC
1972 The Band NJ
1972 Leon Russell El Paso
1975 Joe Walsh Albuquerque
1971 (was it 71?) Grand Funk Shea Stadium
1980 or so Waylon Phoenix
1991 Allman Brothers Portland
2009 Allman Brothers NYC with Eric Clapton 4 songs
1991 Johnny Winter Portland
1982 Bonnie Raitt Phoenix
1972 Savoy Brown NYC
1972 Procol Harem NYC
1972 King Crimson NYC
1972 Jethro Tull NYC
1972 Stephen Stills NYC Graham Nash guest
1975 Impromptu show day after the big city show, at a saloon in the middle of the mountains in New Mexico: New Riders of The Purple Sage that one has stories
holy Christ I feel old now....
I could go on... those are some of the ones that come to mind as really good.