The portrait is observed on the front of The usa bill. The vignette is around the back again. Each and every denomination has a different impression. Make certain the portrait and vignette are right before you decide to take the bill. Serial number. Every bill has a unique serial amount. https://socialeweb.com/story2241419/how-much-you-need-to-expect-you-ll-pay-for-a-good-how-to-tell-if-bills-are-counterfeit