This coin is a 1959 Franklin Half Dollar, minted in Philadelphia and designated with the mint mark 'P'. It belongs to the Franklin series, which features the likeness of Benjamin Franklin on the obverse and the iconic Liberty Bell on the reverse. The coin has a denomination of 50 cents (or fifty cents) and is classified as a proof coin, which means it was produced with a higher level of design detail and finish compared to standard circulation coins. Made from 90% silver and 10% copper, this half dollar weighs approximately 12.5 grams and has a diameter of 30.6 millimeters. With a mintage of 1,149,291 pieces for the year 1959, this coin holds historical significance and is sought after by collectors. Its pristine proof finish showcases its brilliant luster and fine detail, making it a prized addition to any numismatic collection.