Collectible coins and medals primarily include currency minted for circulation, commemorative coins, and awards. U.S. coins often feature iconic designs and historical figures, while medals can signify achievements in various fields, such as society awards or commemorative events. Agricultural and mechanical society awards, like the Harkness medal from 1880, represent recognition of contributions to those sectors, often featuring unique designs and inscriptions that enhance their collectible value and historical significance. The genre encompasses extensive variabilities, with a focus on condition, rarity, and provenance impacting overall worth.

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