This one of several CD releases that offer musical material drawn from the live performance album "Once Upon A Time" with the between song banter edited out. However, this album ("On Stage") and "20 Greatest Hits" differ from other similar offerings in that they offer all twenty of the songs presented on the original Tetragrammeton LP release. Also note that the edited play order on these two albums is the identical . . .
. . . draw your own conclusion.