Explore the most valuable 1970 quarter errors, including overstrikes, doubled dies, off-center strikes, and wrong planchet coins. Learn how to identify each variety and see current value ranges for ...

Most state quarters are still worth 25¢. But a short list of error varieties and special issues can be worth real money—and ...

The Wisconsin state quarter features a cow, cheese, and an ear of corn. One version of this quarter gives the corn an extra leaf low on the ear. This may have happened when a tool was pushed into the ...

You might not think twice about the loose change rattling around in your pocket, but a handful of quarters from recent ...