Don't miss out on this fantastic opportunity to own one of the first curved commemorative coins issued by the U.S. Mint. Baseball fans and coin collectors young and old will be delighted with this remarkable half dollar proof that honors the all-American pastime. Each coin mimics the convex curve of a baseball and the concave palm of a baseball glove. This innovative issue celebrates the 75th anniversary of the National Baseball Hall of Fame and Museum in Cooperstown, New York. Copper-nickel clad, finest proof quality.