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Its difficult to distinguish what is and isn't a DDO. MD ( Machine Doubling) comes in many forms and is usually what is seen by the untrained eye. Stick with us and learn the tricks of the trade. We'll need clear and close pix, both sides too because that can help ID an error coin. Download my books in the box below, will help ya get yer feet wet!

Its difficult to distinguish what is and isn't a DDO. MD ( Machine Doubling) comes in many forms and is usually what is seen by the untrained eye. Stick with us and learn the tricks of the trade. We'll need clear and close pix, both sides too because that can help ID an error coin. Download my books in the box below, will help ya get yer feet wet!


























