This fourteen piece color progression was used by the printer to see how each and every one of the fourteen colors would be applied in the making of this 1987 second printing of BG-NY #7 for Jimi's performance at the Fillmore East. Each piece is inscribed, numbered, dated 1968-1988, and hand signed by the artist, David Edward Byrd. Many plates are partial and include one color. It is numbered as the fourth set. Each plate includes six post cards and a poster and measures overall 23x35." NRMT.