There are 5 names in this directory containing the search term trial. Clear results.
Coins created by dies that were used to test the design during various stages of productions.
A system to catalog U.S. pattern, experimental, and trial coins invented by Dr.J. Hewitt Judd in 1959.
A coin that has been struck in an attempt to adjust the pressure of the dies. See also die trial. Synonym for a silver three-cent piece.