2025 Lincoln Cent Error Searching GuideError coins from searching over 325,000 circulated Lincoln cents have resulted in the discovery of more than $3,000 in valuable coins. The most valuable errors located by roll searching are listed in a chapter with photos and descriptions, including a NGC-graded MS66 2019 DDO and 1988 wide AM Lincoln cents.

With this guide, you will be successful in locating error coins. Contact: An email address is provided for collectors to ask questions and help identify a potential error coin.

Accreditations:60 years of numismatic expertiseAuthored articles for coin magazinesANA contributionsError coin submissions to NGCOn-line Coin PresentationsThere are many catchy internet coin presentations enticing collectors about finding rare and valuable coins in circulation. If you come across a book that claims a collector can find error coins such as a 1969-S or 1972 doubled die cent in circulation, they are not dealing with the facts.

In both cases the authors are not being forthright. What can really be found in circulation? Most of the errors in circulation are minor; however, there are errors that are overlooked because detection requires an error reference or experience with error detection.

A chapter for common errors found in circulation is presented along with a chapter with interesting error discoveries. The rule of thumb for us not to send any error coin for third party grading unless the coin will exceed the cost of encapsulation.

MisinformationMisinformation about error coins is commonly found on the internet. This guide references all error coin types with descriptions and photos validated with associate numismatists.

Included are photos of doubled die and RPM coins since 1909. Included in this guide:Three major error categories: die, planchet, and striking errorsRealized error coin values.

Error coin descriptions and photosDDO, DDR, and RPM error photosGlossary of numismatic termsCommon Errors Located in Circulation with Photos and DescriptionsBIE Die BreakCounter StampedDie AbrasionsCracked PlanchetDefective RimDie ChipsDie CracksDie DeteriorationDouble RimLaminationMisaligned DiesMissing DetailsInteresting Error Coin FindsPhotos of error coins located from circulation with descriptions of the error. Tools for Error DetectionThere are thousands of error coins and varieties in circulation worth hundreds of dollars.

Errors on coins are not always apparent, and others are difficult to see without magnification. A hand-held microscope, a weigh scale, PowerPoint, and a large screen monitor provide the collector with the best tools for error coin searching.

These techniques allowed us to find the 2019 DDO Lincoln cent, which was graded as MS66 and yielded $250 at auction and a counterstruck coin sold at auction for $80. Collectors can identify transitional error coins with a weighing scale.

The mint standard for the weight of a copper-coated zinc Lincoln cent is 2. 54 grams.

The standard weight of a copper cent is 3. 11 grams.

The valuable transitional error coins that could still be circulating are the 1982-D and 1983 copper cents. Error Coin PhotosThe photos in this book will help identify the modern-day error coins in circulation.

Doubled die and RPM errors can be challenging to identify when the doubling is minor. Additional InformationIncluded is an appendix describing the types of doubled die errors with photographs.

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