The Blatz Old Heidelberg beer bottle cap from the 1930s is a rare and sought-after collector’s item in the world of breweriana. Made in the United States, this vintage piece features the iconic Blatz branding and is lined with cork for an authentic touch. Perfect for beer enthusiasts looking to add a piece of history to their collection, this bottle cap embodies the nostalgia and charm of classic American brewing culture. Item sold as is, not in perfect condition. Found under floor of old soda shop. See photos for full description 1930s/1940s Cork Lined cap