Collectible coins refer to numismatic items that are sought after for their historical value, rarity, and condition rather than for their face value. In the United States, coins from significant mints, such as the Philadelphia Mint, often hold particular interest. The year 1872 is notable for its production of various coin types, including patterns, which are experimental pieces created to test new designs or denominations. The designation "P" typically refers to coins minted in Philadelphia, while "2 50" may denote a specific denomination, such as a two-and-a-half-dollar gold piece. Patterns and other collectible coins from this era are highly prized among collectors for their artistic and cultural significance.

Item Denomination Series Year Mint
1872 P$2.50 Copper J-1233 RB P$2.50 Patterns 1872 Philadelphia