In no particular order of preference, just listing them off the top of my head...
CSNY -- Four Way Street
Allman Brothers Band -- Filmore East
Peter Frampton -- Comes Alive
Joni Mitchell -- Miles of Aisles
Grateful Dead -- Europe '72
Dave Brubeck -- Together Again for the First Time
Duke Ellington -- Newport 1956
Deep Purple -- Made in Japan
Cheap Trick -- Live at Boudukan
Woodstock -- Soundtrack
CSNY -- Four Way Street
Allman Brothers Band -- Filmore East
Peter Frampton -- Comes Alive
Joni Mitchell -- Miles of Aisles
Grateful Dead -- Europe '72
Dave Brubeck -- Together Again for the First Time
Duke Ellington -- Newport 1956
Deep Purple -- Made in Japan
Cheap Trick -- Live at Boudukan
Woodstock -- Soundtrack