Blog Profile / A Gift For Polydektes

Filed Under:Collecting / Currency Collecting
Posts on Regator:185
Posts / Week:0.5
Archived Since:June 9, 2008

Blog Post Archive

Smithsonian now able to digitize 400 numismatic objects per hour

An article by Max Kutner in Smithsonian Magazine discusses efforts to digitize 250,000 bank notes, tax stamps, and war bonds from the National Numismatic Collection. Twenty people are able to digitize 3500 items per day, suggesting the whole project will take 72 business days. Show More Summary

Fictional bridges on Euro banknotes constructed in the Netherlands

“'The European Bank didn't want to use real bridges so I thought it would be funny to claim the bridges and make them real,' [Dutch designer Robin Stam] told Dezeen.” (via Marginal Revolution)

3D coin scans using focus stacking

On, DVCollector shows a 3D scan of an Athenian tetradrachm. He took 56 pictures of the coin, each with a different focus, and used Helicon software to produce an image in extreme focus as well as 3D animation. Impressive!

Counterfeit 25 peso coin lab in the Dominican Republic

According to Dominican Today (no byline),... Police... dismantled an underground laboratory being used for forging 25 peso coins, following a raid on a house in the Sabana Perdida neighborhood of Santo Domingo North.... According toShow More Summary

Unusual coin denomination: the spesmilo

I had been previously unfamiliar with the Spesmilo symbol. It apparently was only used on a single 'coin', a 1912 fantasy issue of the Esperanto congress. (The NGC web site lists examples in MS60 and XF40). According to Wikipedia the...Show More Summary

Counterfeit US currency by MrMouse sold online

According to a blog post by Brian Krebs, a counterfeiter (or middleman) who goes by the alias MrMouse is selling high quality US notes at 45% of face value, payable in BitCoin. MrMouse says his single-ply bills do not have magnetic ink, and so they won’t pass machines designed to look for the presence of this feature. Show More Summary

K Foundation Burn A Million Quid

Early in the morning of 23 August 1994, in an abandoned boathouse on Scottish island of Jura, Bill Drummond and Jimmy Cauty burned £1,000,000 pounds. It was the majority of the fortune they had earned in their brief career as pop stars (their band was The KLF). Show More Summary

Do the coins of Antiochos IV depict the Medusa Rondanini?

The Seleukid emperor Antiochos IV, who ruled from 175 BC until his death in 164 BC, gave the Athenians a golden aegis with the Gorgon upon it. Presumably Pausanias, who lived in the 2nd century AD, actually saw the aegis at the theater in Athens. Show More Summary

Dave Surber (of Wildwinds) collection being auctioned Tuesday

Many of you use, a web site cataloging ancient coins built in 2000 by Dave Surber. Dave Surber passed away suddenly five years ago. His collection is being auctioned on Tuesday by Agora Auctions. 46 Greek coins, 61 Roman Provincial, 133 Roman Imperial, 21 Byzantine and Medieval. 26 lots of books. 35 group lots.

Collectors' source for Zero Rupee Notes

Collectors may obtain Fifth Pillar's anti-corruption Zero Rupee Notes from Joel's Coins. As of this writing Joel's price is $2/note (but cheaper in quantity.) The 50 Rupee note that the anti-corruption piece mimics has an exchange value of 83 US cents. Show More Summary

Quarter deliveries, for laundry

The web site is offering “Quarters for laundry, delivered monthly”. Prices as low as $14.99 for $10 in quarters a month, with two day shipping. A parody? Every laundromat I've used had a change machine. But I suspect the site is real.

Unicode 7 adds symbol for Azeri Manat symbol

We can now typeset the Azerbaijani currency symbol, the Azeri Manat, as it has been added to Unicode 7.0. reported that the symbol gained wide use in 2012, appearing on advertisements and markets in Azerbaijan. The code is U+20BC. Show More Summary

A Greek die deteriorates

For many years I suspected the animated coins above were modern forgeries. The first die in the animation looks very strange. There are dots within the snakes surrounding Medusa, a very unusual feature. The first die shows blunders, such as two dots on the tongue. Show More Summary

Checking die matches with Gimp

Recently I tried to compare the dies between an XF specimen and a damaged one. I mistakenly thought both dies matched, but actually only the obverses seem to match. Let me explain how I use Gimp software to compare dies in the difficult cases. Show More Summary

Let's not forget to comment on the ancient Egyptian coins for the proposed MOU

Last week Peter Tompa suggested we should comment on a proposed emergency restrictions on the import of ancient Egyptian coins being considered by the US State Department. I don't have much to say about Egyptian coins. I have three in my collection. Show More Summary

WESPNEX coin show in Westchester County, NY

Last week there was a coin show in Westchester County, NY. The Westchester Stamp Coin and Paper Money show. Over 30 coin dealers attend. US coins, foreign coins, even ancient coins. It's in White Plains, not far from the Metro-North train station. Show More Summary

Digital Historia Numorum currently offline; need advice

I took my digital copy of Barclay Head's Historia Numorum offline. I started getting email from my provider that my web site was using large amounts of transfer. I looked at my server's logs, and found hundreds of requests for a valid...Show More Summary

Patents related to ISIS coin authentication

A few weeks ago we linked to information on the Royal Mint's ISIS technology. A recent thread on links to a patent on Metallic materials with embedded luminescent particles. The abstract: Formation of an authentication...Show More Summary

“This was like a moonshot for us”

Kyle VanHemert describes the US Mint's baseball commemorative for Wired Online. “This was like a moonshot for us,” says Stephen C. Antonucci, manager of digital development for the U.S. Mint in Philadelphia. “It stretched the bounds of everything we knew about coin development.”Yes, there will be a half dollar. It will be clad.

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