Obsolete currency (generally known as copyright or broken copyright) was issued by banks in the antebellum and Civil War period from the 1780s through 1866 in The us. Presumably backed by gold, this currency was utilised regionally to simplify commerce for transactions demanding gold coins. Explore this site https://thomasb428qql4.idblogz.com/33832121/the-smart-trick-of-how-to-tell-a-dollar-is-fake-that-nobody-is-discussing