This is a rare block of 4 professional baseball 6c stamps from the United States, mint never hinged and ungraded. The stamps feature various baseball themes and are perfect for collectors or anyone who loves the sport. These stamps have not been certified and are sold as uncirculated. The denomination of these stamps is 6 cents and they were produced in the United States. They are a great addition to any stamp collection and are sure to impress anyone who sees them. Don't miss your chance to own this unique block of baseball stamps.