The Immune Columbia is an important collectible coin from the United States, minted in 1787. It is primarily made of copper and features a design attributed to the early American numismatic artist, Benjamin Franklin. This coin was part of a series that commemorates Columbia, a personification of America, and reflects the nation’s values and aspirations during the post-Revolutionary War era. Its rarity and historical significance make it a sought-after item among numismatists.