This 2006 P Benjamin Franklin Scientist $1 Proof 90% Silver Dollar Coin is a valuable addition to any coin collection. Minted by the U.S. Mint in Philadelphia, this commemorative coin features the likeness of one of the Founding Fathers of the United States. Certified by the U.S. Mint and enclosed in its original box with a certificate of authenticity, this uncirculated coin is a rare find for collectors. Its composition of modern silver/clad and its strike type of proof make this coin a unique piece of American history.