Here's a set of four rare calling cards featuring the Spatharios Shadow Theater Museum. These cards are a must-have for collectors of unique phone cards and those interested in Greek art and culture. The cards were manufactured by OTE in Greece in the 1990s and are in excellent shape. Each card features a cartoon design depicting characters from the Spatharios Shadow Theater Museum, making them a great addition to any art or cartoon-themed collection. These calling cards were not signed, but they come with a fascinating history that makes them a valuable item for any collector. Don't miss the chance to add these rare calling cards to your collection.