The product is a 15.5x24.25 poster from the movie "Wizard of Oz" signed by three deceased Munchkin cast members. The autographs are authenticated by James Spence (JSA). This original poster was manufactured in the United States and is a valuable piece of entertainment memorabilia. JSA Certified Signed Wizard Of Oz Poster Signed by Mickey Carroll (Munchkin) Jerry Maren (Lollipop Guild) Karl Solver (1st Trumpet Player) JSA Certification # AD09946