Collectible coins, specifically patterns, refer to trial pieces or experimental designs struck to evaluate new concepts before official production. The P50c, or 50-cent piece, is a notable pattern coin from the United States, created in 1867. This piece provides insight into the historical design processes and aesthetic choices of the era. Collectors value such items for their rarity, historical significance, and their role in numismatic heritage.

Item Denomination Series Year Mint
1867 P50c Copper J-591 BN P50c Patterns 1867 Philadelphia