This is a 1948 Roosevelt Dime, a coin produced in the United States of America. It is part of the Roosevelt Dimes series and was minted at the San Francisco Mint, indicated by its 'S' mint mark. The denomination of this coin is 10 cents, commonly referred to as a dime. Crafted from silver, this dime has a weight of 2.5 grams and a diameter of 17.9 millimeters. The total mintage for this particular year and mint is 35,520,000, indicating a reasonably common coin in terms of production. Despite its relatively high mintage, specific grades and conditions can significantly affect its market value. The Roosevelt Dime design honors President Franklin D. Roosevelt and features a likeness of him on the obverse side, while the reverse displays a torch flanked by an olive branch and oak branch, symbolizing freedom and peace. Overall, the 1948 San Francisco Roosevelt Dime is a significant piece for collectors, representing not only a part of numismatic history but also the enduring legacy of a prominent American president.