Mint Major.

This seca has appeared in 146 coins, and was integrated since the first republic in copper coins, this mark of seca is very important in the history of the Mexican currency.
Dry lying down.

This has a smaller number of coins, but even if it has a considerable number of copies.
Dry M.

It could be said that this is the dry with the fewest specimens, but it is important in the tests.








