Web$20 star note tables. For more details, use the star note lookup. Web3 days ago · enter your star note's denomination, series, and serial number to see its production numbers. Series 1981a to present only. Find out why here. Webfancy serial numbers on banknotes can be worth lots of money. Weboct 2, 2021 · project 2013b is an attempt to connect people with matching $1 star notes (specifically series 2013 with a b seal) that have a 'duplicated serial number' error. $20 twenty dollar bill value lookup check price guide…