Money in the Old West: Coins of America's Dramatic 1840s-1870s
Many people don't even know what "Old West" coins even looked like. Believe it or not cash and exchange was more sophisticated then than it gets credit for.
https://www.frontieramericanillustratednews.com/post/money-in-the-old-west-coins-of-america-s-dramatic-1840s-1870s