US Notes

Color Shifting Ink and Security Features: The Visual Evolution of US Notes 1990–2013

From the first magnetic ink strips of 1990 to the dramatic color-shifting bells and inkwells of the 2009 redesigns, US currency underwent its most radical visual transformation in over a century. Understanding these security features is essential for collectors dating notes, spotting varieties, and appreciating the government’s ongoing battle against counterfeiting.

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The New Portrait Style of the 1996 Series: Why Benjamin Franklin’s Face Got Bigger

In 1996, the Federal Reserve dramatically redesigned the $100 bill, enlarging Benjamin Franklin’s portrait and shifting it off-center in the most significant visual overhaul of American currency in decades. Understanding what drove those changes, and how they affect collectibility today, is essential knowledge for any serious note collector.

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Federal Reserve Notes Series 2004A $20: Color-Shifting Ink, Subtle Hues, and What Collectors Need to Know

The Series 2004A $20 Federal Reserve Note marked a turning point in American currency design, introducing color-shifting ink and subtle background colors that transformed the look of the bill. Understanding the key varieties, signature combinations, and what to look for in high-grade examples makes this modern note far more interesting to collect than most hobbyists realize.

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