Why is the dollar green?

In the 1800’s, new photography technology was being used to make illegal copies of the dollar. As a result, the treasury department sought to invent a system for keeping the dollar from being copied. At that time, the illegal copies … read more

How coins got their grooves

Many decades ago, all coins were made from solid gold or silver. The amount of metal used in the coin was equal to its value ($10 of gold in a $10 gold coin, etc.) Before coins’ edges had ridges, dishonest … read more