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Working hub and working die polishings and treatments

Posted by Thomas Kalantzis on Friday, October 8, 2010, In : Working hub and Working die

Working hub and working die polishings and treatments
October 8, 2010

High relief Proof Hub and Die Abradings and Polishings

By Thomas Kalantzis

I thought to bring this to the forum, this has been on the www.ikedollardoubledie.com

Early on in the hubbing processes, the mint found it necessary to change the relief of some high relief working hubs so that the working die produced from the hub could with-stand the strikes and or striking pressure, at the working hub level because of striking iss...
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Where are all the Eisenhower dollar proof doubled dies?

Posted by Thomas Kalantzis on Tuesday, August 10, 2010, In : The Working Die.

Where are all the Eisenhower dollar proof doubled dies?

By Thomas Kalantzis

For the last ten years I have been collecting Ike dollar doubled dies by die number, I have amassed a very large collection of numbered Ike doubled dies by Ncadd-Wexler, Coneca and FS as well as many un-known or unrecorded doubled dies something over 200 different doubled dies, While doing my searches as time went on I ran into instances where the doubling was not easy to recognize the die number, die wear as ...

"New" class change for Coneca 1972 D DDO-003.

Posted by Thomas Kalantzis on Tuesday, May 25, 2010, In : Hub Doubled Working Die

1972 D Coneca DDO-003 " Change in Class "

May 22, 2010

Tko-5coins sent in too James Wiles Attributer for Coneca a DDO-003 for re-evaluation, Great news this copy gave new information a clue and as a result Coneca will be Reclassifying from a type III Peg-Leg over Full Leg to a Type II Double die Normal R in Liberty, We were very happy to hear from MR. Wiles and he too was happy as we are always trying to bring any New information to the public and as all research goes a good man will let ...

New Die Marker found for WDDR-021 old number

Posted by Thomas Kalantzis on Monday, May 17, 2010, In : Die Markers

New Die Marker for WDDR-021 old number.
Reported by Robert Ezerman, The Marker is small Dot and a little tough to see but it is there is seen between the D and the O of Dollar.

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