Banknote Blog

Collector's Guide · Care and Storage · Updated September 2026 How to Store Banknotes: Sleeves, Holders, and the Five Things That Ruin Paper Money A banknote that survived a hyperinflation, a war, or a century in a drawer can be undone by a rubber band and a sunny windowsill. Here is how to store paper money so it is in the same condition in thirty years as it is today, what to buy, what to throw away, and the one mistake we see more than any other. Quick answer: Store each bankno …

Collector's Guide · Yugoslavia · Hyperinflation Notes The Yugoslavia 500 Billion Dinara Note (1993): A Collector's Guide to P-137 The largest denomination Yugoslavia ever printed carries a children's poet on its face and the second-worst hyperinflation in recorded history in its story. Here is what the 500 billion dinara note is, how it came to exist, and what separates an ordinary example from a great one. Quick answer: The 500,000,000,000 dinara note (Pick 137) was issued by th …

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 · 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 …

Numismatic Reference · July 2026 · 9 min read How Many Zimbabwe 100 Trillion Dollar Notes Are Left? The most famous banknote of the 21st century circulated for barely three months, was formally retired years later, and is now outnumbered by its own counterfeits on some marketplaces. Here is what is actually known about the surviving supply of the P-91 — and why "how many are left" is the wrong question without asking "how many are real." Quick answer: Nobody knows the exact …