7: The Significance of the 1974 Aluminum Bicentennial Quarter Learn about the significance of the 1974 aluminum bicentennial quarter and why it is valued at an astonishing ninety million dollars.
9: Invest Wisely in Rare Coins Explore the investment potential of rare coins like the 1894-S dime, 1873-CC No Arrows dime, and 1974 aluminum bicentennial quarter, each valued at ninety million dollars.