Collectible coins encompass a wide range of numismatic items, including commemorative pieces, historical coins, and medals issued by the U.S. Mint. The United States Mint has produced numerous medals, such as those designed by engraver George T. Morgan, which are highly sought after by collectors. The 1928 Julian reference indicates medals or coins categorized under a specific numbering system used in the field, often associated with variations and features that appeal to both historians and numismatists. Collectors often seek these items for their artistic value, historical significance, and investment potential.

Item Denomination Series Year Mint
1928 Jk-Ac-72 U.S. Assay Commission Ae Ms Other / Varied U.S. Mint Medals - Julian 1928 Philadelphia