If you’re inside the U.S., all real bills should have a watermark of the individual whose portrait is around the bill. They’ll even have a stability thread embedded during the paper that glows under ultraviolet light. Bills $five and higher have microprinting that may be found via a magnifying glass. https://wallabiesforsale53063.collectblogs.com/79555104/the-copyright-dollars-in-usa-diaries