From a show edition of 400, only 66 Artist Edition proofs are available, plus the variants. Of the 66 artist proofs, an elusive dozen or so have the gold gloss Gammachrome overprint found only elsewhere on the variants.
Bisco Inferno 2015
The Disco Biscuits with Mickey Hart & Bill Kreutzmann
Red Rocks Amphitheatre April 17
Ogden Theatre Denver, Co April 15, 16 & 18
18″ x 24″130lb Cougar white
Artist Edition of 66
Posters go on sale Wednesday, April 22 at a random Pacific Standard Time over at Gammalyte.com