This authentic 1913 Liberty Head nickel was hidden in a Virginia closet for 41 years after its owners were mistakenly told it was a fake. The nickel is one of only five known and is expected to sell for $2.5 million or more in an auction this spring. A worker at the Philadelphia mint is suspected of altering the date. (Associated Press)

This authentic 1913 Liberty Head nickel was hidden in a Virginia closet for 41 years after its owners were mistakenly told it was a fake. The nickel is one of only five known and is expected to sell for $2.5 million or more in an auction this spring. A worker at the Philadelphia mint is suspected of altering the date. (Associated Press)