Original color 14 x 22 poster for the “Summer of 76” concert series presented at the Seattle Coliseum and Kingdome by the John Bauer Concert Company. The acts listed are Jefferson Starship, Yes, Jethro Tull, and Aerosmith. In very good condition, with multiple tack holes to corners and edges, a few creases, and some scattered light soiling. A neat poster listing some of the biggest acts of the time. RR Auction COA.