Jojo’s Posters – Check us out for more rare concert posters! Hog Farm & Friends. Vintage Concert Poster – AoR 2.358 – RP2. Original lithograph print by Rick Griffin. 1976 European Edition – #2097/3000. 20 1/2″ x 29″ – Beautiful Poster!!! Many collectors consider this edition superior to the original due to the extra larger size, quality inks/paper, and it’s also numbered w/ a barrel stamp. A must for any fan! This poster is in MINT condition.