VINTAGE, ORIGINAL 1980 GRATEFUL DEAD – MISSISSIPPI RIVER FESTIVAL AT SOUTHERN ILLINOIS UNIVERSITY, EDWARDSVILLE, ILLINOIS CONCERT POSTER, PHILIP GARRIS ART. Poster is in good. Condition as shown in the photos, with edge wear and creasing as shown. Will frame up nicely. Measures approximately 12 1/2 inches by 19 1/2 inches. From a smoke free home, odor free. Please examine the photos and ask questions. Photos are part of the description. Be sure to check out our other listings for more cool stuff.