1: Rare dimes and bicentennial quarters are highly sought-after by collectors for their unique designs and historical significance.

2: The 1894-S Barber Dime is one of the rarest dimes in existence, with only 24 known to exist.

3: Another rare dime is the 1916-D Mercury Dime, known for its distinct winged liberty head design.

4: Bicentennial quarters minted in 1976 are also highly collectible, with some worth over $200,000.

5: The most valuable bicentennial quarter is the 1976 No S Proof, valued at nearly $4 million USD.

6: Collectors should look for rare minting errors and unique designs when searching for valuable dimes and bicentennial quarters.

7: Rare coins like these are often sold at auctions or through specialized coin dealers.

8: It's important for collectors to authenticate rare coins to ensure their true value.

9: Whether you're a seasoned collector or new to numismatics, rare dimes and bicentennial quarters are a valuable addition to any collection.