Widely considered one of the Grateful Dead's seminal performances, and certainly one of the very best of the universally acclaimed 1973 performing year, 10/6/73 is as synonymous with great Grateful Dead concerts as are 13/2/70, 27/8/72, and 8/5/77. There are few shows that deliver the goods to the extent of this concert, with its statement-opener of 'Morning Dew', through lengthy workouts on 'Bird Song', 'Playing in the Band', 'Here Comes Sunshine', 'Eyes of the World', and an other-worldly 'Dark Star'.