Floating roof pennies are catching the eyes of coin collectors everywhere, but why were these unusual pennies made and what is a floating roof penny worth?
Found a coin with an odd marking on it? It might be a counterstamp! All about counterstamped coins - what they are, why they exist, how much they're worth!
How to tell a large date vs small date penny. See the value of 1982 small date penny, 1970 small date penny, 1960 small date penny - large date pennies too!
Trying to decide if your coin has machine doubling or is a doubled die? I can help! Examples of machine doubling vs. doubled dies and how much they're worth
