Collectible coins include a variety of types, including the United States One Cent Penny, known for its historical significance and design variations. Among collectible coins, trial coins and patterns such as those from 1867 serve as important examples of numismatic history, representing experimental designs or compositions not intended for general circulation. These unique pieces often attract collectors due to their rarity, artistic value, and insight into the coin minting process.

Item Denomination Series Year Mint
United States of America 1867 N/A Patterns & Trial Coins 1¢ 1¢ (One Cent, Penny) Patterns & Trial Coins 1867 N/A
United States of America 1867 Philadelphia Patterns & Trial Coins 1¢ 1¢ (One Cent, Penny) Patterns & Trial Coins 1867 Philadelphia
United States of America 1867 Philadelphia Patterns & Trial Coins 1¢ 1¢ (One Cent, Penny) Patterns & Trial Coins 1867 Philadelphia