1. On what creature is Columbia seated on the 1915 Panama Pacific Exposition $2.50 gold piece?
2. A "made-from" medal is also known as what other type of medal?
3. At what minting facilities have 20th century U.S. cents been struck?
4. What was different about the 40th edition of the Blue Book?
5. What was the first year more than a billion U.S. 1-cent pieces were struck?
