Here Is A Complete List Of Over 900 Articles From Mint Error News


World's Greatest Mint Errors Published

An enjoyable resource packed full of some of the most dramatic, rare and extraordinary mint errors...

MINT ERRORS: Sales Prices for the Top 100

This is a list of the top 100 United States Mint Errors that have recently sold...

U.S. Mint Clarifies Ownership Of Error Coins

Tom Jurkowsky, director of the U.S. Mint’s Office of Public Affairs, issued a statement clarifying the Mint’s position that error coins leaving Mint legitimately are legal to own...

Former U.S. Mint Police Officer Admits Theft Of $2.4 Million In Error Coins

A former U.S. Mint Police Office has plead guilty to stealing $2.4 million worth of error coins...

In Memoriam: Allan Levy

Allan Levy was a specialist in Mint and Currency Errors for over 25 years...

USA Coin Album: It’s An Error To Call A Variety An Error

The simplest distinction is that a mint error is a random occurrence...

Prices Realized In The April 2011 Rosemont CSNS Heritage Auction

The following coins were in the April 2011 Rosemont CSNS Signature & Platinum Night US Coin Auction #1154 and Signature Currency Auction #3513...

Mint Errors Featured In The Upcoming June 2011 Long Beach Heritage Auction

The following coins are in the upcoming June 2011 Long Beach Signature US Coin Auction #1156...

PCGS Certifies 1905 Indian Cent Struck On A $2½ Gold Planchet

Exactly five Indian cents are known on gold planchets...

Prices Realized in the February 2011 Long Beach Heritage Auction

The following coins were in the February 2011 Long Beach Signature US Coin Auction #1152...

Prices Realized in the 2011 Sacramento ANA Heritage Auction

The following coins were in the March 2011 Sacramento Signature ANA US Coin Auction #1153...

5 Crowns Struck In Gold

Only one was approved as a final production piece...

World Errors

It is the first euro/non-euro transitional error coin I have encountered...

NGC Certifies Newly Discovered Platinum Eagle Variety

A 2007 W platinum $100 piece in proof with an obvious die-polishing error has been found...

Another Platinum Eagle Frosting Error Surfaces

The word FREEDOM is frosted instead of brilliantly polished...

Off Center Mint Error Sales

Some recent sales of off-center mint errors on eBay from 10/1/10 to 12/31/10...

Double Denomination & Off Metal Mint Error Sales

Some recent sales of double denomination & off-metal mint errors on eBay from 10/1/10 to 12/31/10...

Clad Layer Split-Off Mint Error Sales

Some recent sales of clad layer split-off mint errors on eBay from 10/1/10 to 12/31/10...

Wisconsin Quarter "Extra Leaves"

Some recent sales of Wisconsin Quarter "Extra Leaves" mint errors on eBay from 10/1/10 to 12/31/10...

Waffle Coin Sales

Some recent sales of Waffle Coins on eBay from 10/1/10 to 12/31/10...

Blank Planchet Sales

Some recent sales of Blank Planchets on eBay from 10/1/10 to 12/31/10...

Rotated Reverse Sales

Some recent sales of Rotated Reverses on eBay from 10/1/10 to 12/31/10...

Double Struck Double Dated Sales

Some recent sales of Double Struck Double Dated mint errors on eBay from 10/1/10 to 12/31/10...

Other Sales Worth Mentioning

Some recent sales on eBay from 10/1/10 to 12/31/10...

Counterfeit & Questionable Mint Error Sales

Some recent sales of counterfeit & questionable mint errors on eBay from 10/1/10 to 12/31/10...

Presidential Dollar Mint Error Sales

Some recent sales of Presidential Dollar mint errors on eBay from 10/1/10 to 12/31/10...

Books on Foreign Errors

Here I will list error coin books from other nations outside US...

Summer 2010 & Current Error Market Conditions

We have made a very fair evaluation of the current Numismatic Error Market...

New Book: 100 Greatest US Error Coins

The newest entry in Whitman Publishing’s 100 Greatest series is a landmark book for collectors of error coins...

Prices Realized in the 2010 Central States Heritage Auction

The following coins were in the April-May 2010 Milwaukee, WI CSNS US Coin Auction #1139...

Prices Realized in the 2010 Boston ANA Heritage Auction

The following coins were in the 2010 August Boston, MA Signature ANA Coin Auction #1143...

Prices Realized in the September 2010 Long Beach Heritage Auction

The following coins were in the September 2010 Long Beach, CA Signature US Coin Auction #1144...

Presentation Set of Federal Reserve Proofs

These Proofs were printed from the actual currency plates on to card stock...

World Errors

I wanted to share these world errors that I’ve recently purchased with the readers of Mint Error News Magazine...

Proof U.S. Quarter Struck Over Canadian Quarter

This is a dramatic mint error since it involves two different countries and 29 years between strikes...

Walking Liberty Half Dollar Off-Metals

This spectacular 1945 Walking Liberty Half Dollar was struck on a Dime planchet...

Variety vs. Mint Error

Are you confused about varieties and mint errors...

Proof Paper Impressions

These previously unknown examples of Proof Trial strikes were produced at the San Francisco Mint...

National Gold Bank Note Face Specimens

Here is a set of National Gold Bank Not Face Specimens from The Kiddler National Gold Bank of Boston...

PCGS Certifies Washington Dollar Struck on 5¢ Planchet

There are only two known off-metals in the Presidential Dollar series...

New Mint Error Type Discovered

This is a unique discovery and first reported in Mint Error News...

NGC Certifies A 1928 Standing Liberty Quarter Struck On A Cent Planchet

This extremely rare U.S. off-metal is valued at six-figures...

Mark Lighterman’s Recovered Mint Errors

Here are some photos of the spectacular major mint errors recently recovered...

World Paper Money Errors

Zyrus Press publishes a new book on World Paper Money Errors...

Prices Realized in the March 2010 Fort Worth, TX Heritage Auction

The following coins were featured in the March 2010 Fort Worth, TX Signature ANA US Coin Auction #1138...

Mint Errors Featured in the 2010 Central States Heritage Auction

The following coins are in the upcoming April-May 2010 Milwaukee, WI CSNS US Coin Auction #1139...

1923 Peace Dollar Clipped Planchet GSA Soft Pack MS 64 NGC

It is exciting that this mint error is still in the U.S. Government GSA Soft Pack holder...

Small Dollars Missing Edge Lettering

A comprehensive photographic overview of small dollar coins exhibiting a very popular type of error...

2 Double Denomination National Bank Notes

Here are the finest known and unique pair of Double Denomination U.S. $20 & $10 National Bank Notes from 1882...

Five-Piece Set of No ‘S’ Proof Coins

This Five-Piece Set of No ‘S’ Proof Coins is featured in the upcoming 2010 April-May Milwaukee, WI CSNS US Coin Auction #1139...

Misdated Presidential Dollar Excites Error Collectors

This is the first time that the wrong date has been reported on an edge-lettered US dollar...

Stolen: 1922 $20 St. Gaudens Die Adjustment Strike

This mint error was recently stolen...

Jim’s Coins Error Auctions

MAIL BID SALE #37 CLOSES JANUARY 31, 2010...

NGC Error Coin Gallery

State Quarter mint errors are very popular with collectors...

1964 Double Denomination Errors

Double Denomination U.S. mint errors are very popular and in great demand by mint error collectors...

NGC Certifies Standing Liberty Quarter Struck On A Cent Planchet

Major Standing Liberty Quarter errors are extremely rare...

NGC Certifies A Peace Dollar Double Struck With 2nd Strike 80% Off-Center

Double Struck Peace Dollars are extremely rare and are highly coveted by mint error collectors and dealers...

Double Struck 1884-CC Silver Dollar GSA/NGC Certified

Major Carson City mint errors are among the most desired and valuable U.S. errors...

2009 Los Angeles ANA Photos

Here is a series of photos taken at the 2009 Los Angeles ANA...

PCGS Certifies Type 2 $1 Gold Piece Full Brockage Reverse

This unbelievable U.S. Gold Brockage recently surfaced at the 2009 ANA held in Los Angeles...

Having Residual Concerns About Residue?

A closer look at “residue” on the surface of coins...

Indian Cent Mint Error Collection

NGC recently certified Xan Chamberlain’s personal collection of Indian Head Cent errors...

Australia Two Tailed Gold Nugget

To date, this is the only certified gold coin that was struck from either two obverse dies or two reverse dies...

Presidential Dollar Mint Errors

Major mint errors in the Presidential Dollar series are very scarce...

"World’s Greatest Mint Errors" Wins NLG Award For Best World Coin Book Of 2009

Mike Byers, author of World’s Greatest Mint Errors, was presented with the Numismatic Literary Guild (NLG) award...

Historical Test Strike From Sweden

This object is a part of my collection of Swedish pattern coins...

1971 Swedish Bonded One Kronas

To this day, this is the only known bonded Swedish coin...

Canadian Mint Errors

I collect major Canadian mint errors and would like the readers of Mint Error News Magazine to enjoy them too...

Great Britain 20P Mule

Here is a new and exciting major mint error to come from the Royal Mint in London...

Monroe Dollar Missing Edge Lettering Discovered In 2008 Philadelphia Mint Set

Recently a few mint sets were discovered that contained the Monroe Presidential Dollars without the edge lettering...

Incredible Error Note

This is the second error note that I have handled...

Hayes/Grant Mule Medal

So far only two have been identified since it’s 2003 release...

From the Grading Room: 1948 Obverse Die Trial for the Franklin Half Dollar

An unusual and likely unique Franklin Half Dollar die trial...

Presenting The World’s Most Valuable Major Mint Error!

PCGS Certifies the Finest Known Indian Head Cent Struck in Gold...

Curved Clip Coins

Learn the Diagnostics of Authentic Mint Made Curved Clips...

Pattern Overstrike Certified by NGC

Previously Unreported and Believed to be Unique...

Rare Russian Swedish Overstriking

It was first struck as a Swedish 1 öre SM 1746 and then overstruck in Russia as a 1 Kopek 1758...

Story of the Bolivia 1942 50 Centavos Struck at the Philadelphia Mint on US Wartime Nickel Planchet

It stands as the only, and therefore finest known example...

2000-P “Cheerios” Dollar

Nearly all known examples were originally found in occasional boxes of Cheerios cereal...

Adams First Spouse Bronze Medal Mule Discovered

A new mule has been recently discovered on the U.S. First Spouse Medal...

PCGS Grades First Native American $1 Coin Missing Edge Lettering

On March 6, 2009, PCGS received the first reported and only-known Native American dollar with the edge lettering missing...

Bolivia 10 Centavos Mint Error Set

Here is an incredible set of Bolivia 10 Centavos mint errors...

The FUN Convention: The error coin market as it looks today...

The FUN convention was much better than expected, especially for error coins...

1915 Panama-Pacific Half Dollar Struck in Gold Sells for $345,000 In Heritage Auction

These extremely rare patterns were clearly clandestine strikes, produced at the Philadelphia Mint before mintmark punches were applied to the working dies...

Sacagawea Mated Pair

Here is one of the most exciting mated pairs of U.S. coins that I have ever handled...

The United States Department of the Treasury $100 Specimen Note

The specimen featured here included information from the United States Department of the Treasury regarding new security features...

What Is A Variety?

There seems to be some confusion as to exactly what constitutes a variety...

1984 Mint Error Catalog

Here is another in a series of Mint Error Catalogs from Fred Weinberg...

PCGS Certifies Unique Set of SPECIMEN Silver Certificates

Specimen notes are extremely rare and very few are known to exist today...

A Serendipitous Mint Set Find: (2007) SMS James Madison Missing Edge Lettering Dollars

They were not regular currency issue strikes but instead were found in Mint Sets and therefore have the satin finish...

Feeder Fingers Discovered From Several South American Countries

The first coin struck on an actual feeder finger was headline news in the numismatic community...

NGC Certifies Proof John Q. Adams $1 Struck On An Elliptical Planchet

As incredible as it sounds, another proof Presidential Dollar was just discovered struck on an elliptical planchet...

From the Grading Room: 1973-S Dollar on a Copper-Nickel Planchet

This superb gem Eisenhower Dollar was struck at the San Francisco Mint for inclusion in the series of “blue pack” silver-clad dollars...

1903 Louisiana Purchase Three-Piece Cardboard Die Trial Certified By NGC

The cardboard has a rich, deep gold color, obviously meant to suggest the gold dollars that were soon to be struck...

PCGS Certifies Walking Lib 50¢ Double Struck 50% Off-Center On A Silver Quarter Planchet

This unique and spectacular Walking Liberty Half Dollar major mint error is among the rarest and most valuable U.S. mint errors known...

NGC Certifies Proof Jefferson Presidential Dollar Struck on Elliptical Planchet

Unbelievably, a second known U.S. proof coin struck on an elliptical planchet has been discovered...

1983 China Mint Tour

I have had the opportunity to take numerous tours of the official government-run Shanghai Mint through the years...

New 2007 Mint Errors

There have only been a few major mint errors discovered in 2007...

Presidential $1 Error Coins: James Monroe

NGC has certified a few James Monroe $1 edge lettered planchets...

NGC Certifies 2008 Monroe Dollar Edge Lettered Planchet

This is the second one known dated 2008...

The Only Known Certified Gold Die Cap

This is the only known obverse or reverse die cap struck in gold...

1969-S Lincoln Cent Doubled Die Sells For $126,500

From the Heritage Auction Listing...

What Are Die Caps?

A die cap is caused when a struck coin sticks to the upper hammer die...

Presidential $1 Error Coins: 2007 Proofs

As a general rule, modern proof error coins are scarce...

PCGS Certifies Jefferson Dollars With Missing Edge Lettering

PCGS just certified a small group of Jefferson Dollars that are Missing the Edge Lettering...

Presidential $1 Error Coins: John Adams

Just like the Washington $1 coins, the Adams coins show an abundance of edge lettering errors...

Washington Dollar Mint Error Special Section

The Washington Dollar Missing Edge Lettering is one of the most exciting mint errors to surface in the last ten years...

Director of U.S. Mint Autographs NGC Certified “Missing Edge Lettering” Presidential Dollar Mint Error

The Washington Dollar Missing Edge Lettering is one of the most exciting mint errors to surface in the last ten years...

Al's Coins 2007 Mint Error Price List

Specializing in Mint and Currency Errors for 25 years...

Unique 1866 $2½ Struck on 3 Cent Nickel Planchet Certified by NGC

It is one of two known U.S. Liberty gold coins struck on wrong planchets and certified by either NGC or PCGS as a mint error...

1851 3¢ Obverse & Reverse Die Trial Struck on Cardboard

It is clearly embossed with lettering and design elements raised...

A Study of World Mis-Struck Coins

This chart covers India striking errors through 1994...

The Milt Cohen Collection

It is fascinating to not only view all of the rarities that were in his collection, but also to remember where some of them have gone over the years...

Sacagawea Dollars with an Experimental Finish

Mike Byers discovered the original hoard of these Sacagawea Dollars with experimental finishes...

NGC Certifies 1804 $2½ Capped Bust Double Struck First Strike Off-Center

All major mint errors on U.S. Gold coins are very rare...

1865 2¢ Obverse Die Cap & Brockage

This is a spectacular 2¢ Die Cap...

Spectacular Ike Dollar Off-Metal Collection

These are the ultimate off-metals that are coveted by serious collectors of major mint errors....

1806 $5 Capped Bust Struck Four Times

This discovery coin is a significant numismatic rarity...

Cent/Dime Mule Sold for $138,000 in Heritage Auction at Central States

This incredible error somehow escaped the scrutiny of Mint employees...

Unique 1920 Standing Liberty Quarter Struck on Peru 20C Planchet Certified by NGC

This is the only known Standing Liberty Quarter struck on a foreign planchet for the entire series...

NGC Certifies Set of Two-Headed and Two-Tailed Great Britain Half Pence

There are approximately thirty genuine two-headed or two-tailed coins that have been authenticated by ANACS, PCGS or NGC...

Unique 1999-P Lincoln Cent Struck on 1980-D Dime

It is one of the most intriguing and rare mint errors that I’ve ever handled...

The Bolt Collection

It is incredible to see how inexpensive these mint errors were priced at over 30 years ago...

Martha Washington Test Piece Struck on SBA Dollar Blank Planchet With Experimental Edge

The Martha Washington design has been used by the Mint as an all-purpose test piece since 1965...

1880/9-S Morgan Dollar Struck 10% Off-Center PCGS MS 63

This is the only known Morgan Dollar struck off-center that is also an overdate...

3 Decade Old Catalog Found

A 26 page catalog containing the finest major mint errors with photographs, descriptions and prices...

Foreign Coinage Production Figures

An expansive document detailing mintages of foreign coinage struck by the US Mint...

1975 Catalog & Price List

A 3 decade old mint error catalog and price list have been found...

Rare Pattern Mint Errors

A selection of rare pattern mint errors...

Unique NGC Set of Paraguay Overstrikes

Nineteenth century Paraguay patterns that were overstruck on previously struck gold, silver and copper coins...

Double Struck $2 ½ Indian Sells for $66,125 at FUN in Heritage Galleries Auction

This dramatic and unique double struck $2 ½ Indian set a record price for a $2 ½ Indian Gold mint error...

1795 Flowing Hair Dollar Overstruck on 1794 Dollar

To the best of our knowledge, no similar specimen has ever been located or identified...

The Only Known Walking Liberty Half Dollar Off-Metal

This is the only known Walking Liberty Half Dollar struck on a Foreign Planchet for another country...

1904 $20 Liberty Triple Struck Sells For Over $100,000

This unique U.S. Gold major mint error recently sold for a record price of $102,500...

A New Book By Mike Byers

Coming Soon: Mint Error Guide...

Triple Struck $3 Sells for $41,400 in Superior Auction

Mike Byers of Byers Numismatic Corp. purchased an extremely rare major mint error...

Foreigners in the Mint

The United States Mint struck coins for foreign countries starting in 1833...

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