Collectible coins, also known as numismatic coins, encompass a wide range of currencies that are sought after for their historical significance, rarity, and condition rather than their face value. In the United States, collectible coins include various types such as commemorative coins, proof coins, and mint sets. Specific examples include silver dollars, gold bullion coins, and state quarters, each with unique designs and production limits that enhance their collectability. P20c refers to a specific designation or category within the numismatic community, often used to classify particular types of coins or their condition grading. Collectors often focus on factors such as mintage, demand, and market trends when acquiring these items.

Item Denomination Series Year Mint
1874 P20c Silver J-1354 P20c Patterns 1874 Philadelphia
1875 P20c Silver J-1392 P20c Patterns 1875 Philadelphia
1876 P20c Copper J-1454 BN P20c Patterns 1876 Philadelphia