coins \ Coin \ United States of America \ \ Patterns \ 1916 \ Philadelphia
Collectible coins from the United States include various types such as patterns, which are experimental coins struck to test designs or minting techniques before full-scale production. The 1916 Philadelphia Mint patterns are particularly notable due to their artistic innovation and limited release, making them highly sought after by collectors. These coins represent significant moments in U.S. minting history and are valued for their rarity and historical context.