Collectible coins and medals can encompass a wide range of historical and commemorative items, often sought after by numismatists and collectors. In the United States, various medals have been struck to honor achievements in agriculture, society, and industry. The Harkness Agricultural Mechanical Society Award Medal, issued in 1880, exemplifies such awards, celebrating contributions in agricultural and mechanical advancements. These items are often distinguished by their design, historical significance, and the rarity of their production.

Item Denomination Series Year Mint
1880-- (Unknown) Agricultural & Mechanical Society Award Medals - Harkness Other / Varied Agricultural & Mechanical Society Award Medals - Harkness 1880 Unknown