*52 Years Old* Limited edition, only 2490 of these beautiful bronze proofs were minted! Solid Bronze mirror proof medal, comes in a crystal clear preservation capsule to protect your investment. Minted in 1970 commemorating the 100th anniversary of the Great Mississippi Steamboat Race (1870-1970), won by The Robert E. Lee (Capt. John W. Cannon, The Natchez (Capt. Thomas P. Leathers) finished 6-1/2 hours later. It measures 1.5 inches (39mm) and weighs one ounce. Beautiful proof mirror finish with frosted details. Medal may show a little nice natural toning from age. Date (70) and Franklin Mint hallmarks are printed on the edge. Would make a wonderful gift!!