Ken Potter

Articles From This Author

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By Ken Potter
Oct 12, 2018

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By Ken Potter
Jun 23, 2018

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By Ken Potter
Jun 15, 2018

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By Ken Potter
Dec 16, 2017

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By Ken Potter
Aug 18, 2017

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By Ken Potter
Aug 12, 2017

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By Ken Potter
Aug 11, 2017

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By Ken Potter
Jul 28, 2017

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By Ken Potter
Jun 23, 2017

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By Ken Potter
Jun 16, 2017

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World Coin News

By Ken Potter
Jun 10, 2017

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By Ken Potter
May 27, 2017

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By Ken Potter
Apr 28, 2017

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By Ken Potter
Apr 15, 2017

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By Ken Potter
Mar 3, 2017

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By Ken Potter
Feb 10, 2017

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By Ken Potter
Jan 6, 2017

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World Coin News

By Ken Potter
Dec 23, 2016

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World Coin News

By Ken Potter
Dec 20, 2016

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World Coin News

By Ken Potter
Dec 2, 2016

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By Ken Potter
Jul 27, 2016

Photo of the 1948-D repunched mintmark Lincoln cent.

By Ken Potter
Mar 31, 2016

Another doubled-die dime has been found, this one a 1964 from Philadelphia.

By Ken Potter
Feb 25, 2016

Doubling shows well on ERTY of LIBERTY.

By Ken Potter
Jan 7, 2016

Doubling on the new 2015 doubled-die cent is strongest on the date, in LIBERTY and the UST of Trust. However, it is still difficult to make out unlike the classic 1955 and 1972 doubled dies.

By Ken Potter
Dec 17, 2015

F WDDR-004: This is the major Homestead doubled die that really got the ball rolling after Steven Atwood reported three other minor varieties. Strong doubling from the top of the water pump shows inside the left widow above and a bit into the window frame.

By Ken Potter
Jul 30, 2015

This 2015 U.S. Marshals Service $5 gold coin founded by reader Bi

By Ken Potter
Jul 16, 2015

The reverse proof dime has mirrored design devices and frosted fields.

By Ken Potter
Jun 11, 2015

s this Displaced Design-Strike Doubling showing partial letters along the rim of the quarter visually interesting enough to give it collectible value?

By Ken Potter
Jun 8, 2015

This example of the Homestead quarter distinctly shows the pump handles in the window pane area.

World Coin News

By Ken Potter
May 21, 2015

The stronger and more obvious of the two Homestead quarter double dies.

By Ken Potter
Apr 23, 2015

Another “Hot Lips” variety dime has been found, this one a 1955-S. Hub doubling is prominent on Roosevelt’s lips.

World Coin News

By Ken Potter
Mar 5, 2015

From top to bottom, a very low “D” on a 1989-D cent from Curtis Jordan; an inverted “S” mintmark on a 1968-S Kennedy half from Joe Crowder; a 1916-D “embedded D” Buffalo nickel that Joe Beaupied says is common, and a 1941-S cent with a widely tilted mintmark.

By Ken Potter
Feb 19, 2015

Doubling on a 1953-S Roosevelt dime is strong around the lips.

World Coin News

By Ken Potter
Jan 26, 2015

Doubling on the reverse of the 1986 American Eagle gold one-ounce coin.

By Ken Potter
Dec 31, 2014

It is easy to nickname a doubled die dime when the doubling occurs on the lips of the portrait of Franklin Delano Roosevelt.

World Coin News

By Ken Potter
Dec 18, 2014

A Double Collar Cud is difficult to find. Though it is worth just $100, it took the author seven or eight years to find one on a 1974 Kennedy half dollar.

By Ken Potter
Mar 28, 2014

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By Ken Potter
Sep 5, 2013

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By Ken Potter
May 11, 2012

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By Ken Potter
Dec 28, 2011

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By Ken Potter
Dec 12, 2011

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By Ken Potter
Dec 9, 2011

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By Ken Potter
Oct 21, 2011

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By Ken Potter
Oct 7, 2011