$5 US Bank note with print error

I came across a US $5 bank note this weekend that has a print error. On the Department of Treasury seal the date should read 1789. One this bill it reads "789" Does anyone have any useful info on how I would figure out its collector's worth?
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Collector of US Small Size currency, Atlanta FRNs, and Georgia nationals since 1977. Researcher of small size US type - seeking serial number data for all FRN star notes, Series 1928 to 1934-D. Life member SPMC.