Hub & Die Errors

OK last massive post on errors, at least for now. We have talked about what errors happen in the preparation and striking process, so now we finish with problems in the die itself. The machinery is working fine, but its elements have issues. (Don’t we all) Guess what,...

When an error is not a mistake

The OED lists the definition or Error as (1) A mistake  or   (1.3 technical) A measure of the estimated difference between the observed or calculated value of a quantity and its true value. In the world of coins, the 1.3 definition is much more important than the 1...

Special coins?

I got this post today from a friend. It is a great post about special coins. I liked that they talked about coin varieties that are unique and can fetch more then their face value. However I want to tell you that there are more then just these eight instances. There...