Content description:
Poster has a stylized image of a large wolf standing on a green island howling up at a yin yang sign in the sky. At the left is the city of New York and at the right is the city of San Francisco, with their iconic bridges connecting them to the island. Arched at the top is "Grateful Dead". Below the yin yang, on the horizon of the image is a list of cities and dates in red. At the bottom left and right is "spring tour '85 / 20th anniversary" and "the winter was so / hard & cold but the / Dead was playing East.