The next time you decide to put all your spare change into the nearest Coinstar machine, take a moment to sift through it.
From 18th century automatons that could write a full letter to the player pianos featured in every saloon, mechanical inventions have fascinated us for centuries. Yet the smallest pieces can garner ...
An early map of Washington, D.C., is the latest scene featured in the Tiffany Art coin series, with a blue glass river insert adding visual appeal to the 3-ounce silver $20 coin struck in the name of ...