Banknote Blog

Numismatic Reference · Hungary · Hyperinflation Hungary 1946: The Worst Hyperinflation in History, and the Banknote With 20 Zeros Zimbabwe gets the fame. Weimar gets the textbooks. But the most extreme monetary collapse ever recorded happened in Hungary in the summer of 1946 — and it produced the highest-denomination banknote ever issued. Quick answer: The worst hyperinflation in history occurred in Hungary between August 1945 and July 1946. At its peak, monthly inflation r …

Collector's Guide · Hyperinflation · August 2026 What Does 3.4% Inflation Look Like Next to Real Hyperinflation? The August 2026 CPI print came in at 3.4% — enough to make headlines. The banknotes in a hyperinflation collection come from economies where that was a good hour. Here's the honest scale of the difference. Quick answer: At 3.4% annual inflation, prices take roughly 20 years and 9 months to double. During Hungary's 1946 hyperinflation — the worst ever record …

Numismatic Reference  ·  German Hyperinflation  ·  Updated August 2026 Weimar Notgeld: Germany's Emergency Money, 1914–1923 When the German mark collapsed, thousands of towns, companies, and even churches printed their own money — on paper, silk, leather, and wood. Notgeld is the most artistically rich body of paper money ever created, and one of the most affordable ways to collect a world-historical event. Here's the full story, era by era. Quick …

Numismatic Reference  ·  Zimbabwe Hyperinflation  ·  Updated August 2026 Zimbabwe Agro Cheques Explained: The Billion-Dollar "Harvest Money" of 2008 Before the famous 100 Trillion note, there were the Agro Cheques — four billion-denominated bearer instruments the Reserve Bank of Zimbabwe rushed out in mid-2008 as hyperinflation outran the printing press. Here's what they are, why they aren't technically banknotes, and why the complete P-61 through P-64 se …

Collector's Guide  ·  Show Coverage  ·  Updated August 2026 ANA World's Fair of Money 2026: A Collector's Guide to the Pittsburgh Show The biggest money show in America lands at the David L. Lawrence Convention Center August 25–29. Here's everything a banknote collector needs to know before walking the bourse floor — dates, hours, admission, headline exhibits, and the paper-money stops worth planning your day around. Quick answer: The 2026 ANA Wor …

Numismatic Reference · Iran · August 2026 Iran Is Removing Four Zeros from the Rial: A Collector’s Guide to the Redenomination Every rial banknote in circulation today belongs to a series with a published end date. When a country deletes zeros, the notes that carried them become artifacts of a closed chapter — it happened with Hungary’s pengő, Venezuela’s bolívar, and Zimbabwe’s dollar, and it is happening now in slow motion in Iran. Quick ans …

Collector’s Guide · United States · August 2026 A President’s Signature on the Dollar: What the 2026 Currency Change Means for Collectors For more than a century, two signatures have anchored every US note. In 2026, for the first time, a sitting president’s is being added. Whatever you think of the politics, the numismatics are simple: signature changes are how US currency collecting keeps score, and this is the biggest one in living memory. Quick answer: On Mar …

Numismatic Reference · Zimbabwe · August 2026 From 100 Trillion Dollars to 3.2 Percent: Zimbabwe’s Currency Story, 2008 to 2026 The country that printed the world’s most famous hyperinflation banknote just posted one of the lower inflation rates in Africa. Here is how Zimbabwe got from the 100 trillion dollar note to the gold-backed ZiG — and why both ends of that story now sit in collectors’ albums. Quick answer: Zimbabwe’s annual inflation, measure …

Collector's Reference · July 2026 · 10 min read Venezuelan Bolívar Banknotes: Fuerte, Soberano, and Digital Explained Three named series of Venezuelan currency have been issued since 2008, and because several of them use overlapping denomination numbers, collectors regularly mislabel notes and buy duplicates without meaning to. Here is how to tell the series apart in a few seconds, and how to organise a Venezuela collection so it actually makes sense. Quick Answer Venezuel …

Buyer's Guide · July 2026 · 10 min read How to Spot a Fake Zimbabwe 100 Trillion Dollar Note The most widely copied authentication checklist for this note tells you to hold it to the light and find a watermark. The genuine note does not have one and never did. Here is what the P-91 actually carries, why so much published advice is wrong, and how to check a note in about ninety seconds. Quick Answer The genuine 2008 Zimbabwe 100 Trillion Dollar note (Pick P-91) measures 148 mm by …