Relatively few concert recordings exist of the Dead at this early stage of their career, which is reason enough to add this Pick to your collection, but when you consider that these two nights of shows include the ENTIRE set of songs from the as-yet-unreleased album Anthem Of The Sun (with several of the tunes appearing in an incredible, never to be duplicated medley of "Alligator"/"China Cat/"Sunflower"/"The Eleven"/"Caution"/"Feedback" and an early version of the classic "Dark Star" medley, Vol. 22 rises into the indispensable category.