A coin struck with the design on one side only.

Coin struck from two dies never intended to be used together.

Coin struck from genuine dies at a date later than the original issue.

The coin struck the outside of the cup and clinked to the sidewalk.

The coins struck on May 8 may have borne a 1794 date.

The 1 cent was bronze, with the other coins struck in cupro-nickel.

For a coin struck on precious metals, this is the same as its bullion value.

A coin struck on which the obverse and reverse are out of alignment.

Of the three circulating coins first struck in 1916, the Mercury dime was particularly praised.

The Shield nickel presented difficulties through its life: the intricate design made the coins not strike well.