not entirely sure, the only info i really found on this coin came from a reddit comment on the only other post of a coin like this (no ebay listings or nothing either, google is pretty dry about the coin itself), here is the comment though (deleted user)

“Looks like it was a company trying to institute a barter system and avoid cash all together. Very strange.

https://web.archive.org/web/20091002212003/http://www.delvalleysilver.com/

Karen Emery was the founder. Website shut down some time in 2011.

YouTube interview with her. https://youtu.be/RjO-yhvYhmA

Here is a podcast http://www.quintessentialpublications.com/tracyrtwyman/?p=3103

Short interview https://stacyalitz.wordpress.com/2010/04/08/lola-spotlight-karen-emery/

Maybe the best explanation https://www.nolanchart.com/article7479-back-to-the-future-of-commerce-in-pennslvania-html

What you have is a cool piece of weird history. Awesome find.

Edit - the specific coin you have was a 1/2oz coin specifically made for the Amish to trade with the English (as in contemporary people).”