Collectible coins encompass various types, including patterns, trial coins, and issues from specific historical periods. Patterns are coins crafted to test new designs or features, often produced in limited quantities and not intended for circulation. Trial coins are experimental pieces, similar to patterns, created to evaluate new minting techniques or designs before final production. In the United States, the year 1855 marks a notable period where innovative designs were explored, contributing to the rich history of American numismatics. Collectors value these coins for their rarity, uniqueness, and historical significance.

Item Denomination Series Year Mint
1855-P (Philadelphia) Patterns & Trial Coins Other / Varied Patterns & Trial Coins 1855 Philadelphia
1855-P (Philadelphia) Patterns & Trial Coins Other / Varied Patterns & Trial Coins 1855 Philadelphia