1: 1. Gold Krugerrands: A sought-after investment coin, involved in significant legal battles due to counterfeit trafficking.

2: 2. Double Eagles: Rare and valuable, these US coins were at the center of a famous court case involving their ownership.

3: 3. Liberty Head Nickel: One of the most famous and fought-over coins, its history includes theft, disputes, and legal claims.

4: 4. 1933 Saint-Gaudens Double Eagle: Only one legally owned specimen exists, making it a legendary coin surrounded by litigations.

5: 5. 1913 Liberty Head Nickel: With only five known specimens, this coin's ownership disputes have resulted in heated legal battles.

6: 6. Flowing Hair Silver Dollar: One of the earliest US coins, its rarity led to disputes and legal challenges for its possession.

7: 7. 1804 Silver Dollar: A few surviving examples made this coin highly valuable, attracting legal battles over authenticity and ownership.

8: 8. 1907 Saint-Gaudens Double Eagle: Controversial seizures and lawsuits surround this coin, making it highly sought-after.

9: 9. 1794 Flowing Hair Dollar: The first silver dollar issued by the US Mint, it has seen debates and legal disputes regarding its authenticity.