Collectible coins encompass a variety of types, including patterns and trial coins, which are produced to test designs or manufacturing processes. In the context of the United States, the 50-cent coin, also known as the half dollar, has historical significance. The year 1861 is notable for several patterns and trial coins minted during a tumultuous period leading up to the Civil War. These trial coins often feature distinctive designs and are highly sought after by collectors due to their rarity and historical context.

Item Denomination Series Year Mint
United States of America 1861 N/A Patterns & Trial Coins 50¢ 50¢ (Fifty Cents) Patterns & Trial Coins 1861 N/A
United States of America 1861 Philadelphia Patterns & Trial Coins 50¢ 50¢ (Fifty Cents) Patterns & Trial Coins 1861 Philadelphia