I have a misprinted dollar bill It's brand new I just received it from the bank, it's normal front and back to start with but then front (head side) is over printed over the back.Black ink only and about half as dark as it should be. What's it worth?

rfm6762= the bill you have is called a [overprint on back ] [ it is also called a paper money ERROR}the values on coins and currency is determined by the [condition and grade that it is in at the time;; NOTE =WHAT ever you do {DO NOT PUT ANY FOLDS in the bll}!! keep it flat]MY book on paper money ERRORS has this type of pictures in the book with the values,and gradesit also has a list of [$1.00 bills that are known of this kind, it has the series date and the full serial numbers; post me yours off your bill and I will check and seeif it is listed;; if you could post a front side and a back side here on this thread,it would be great so that others on amhdcould see one;; will I saved the BEST till last= the values on this type bill error is [ $250.00 up to $ 5000.00Waiting your reply :: have a great day and GOD BLESS;;F.B.E.