The Medallic Art Co should be removed as an issuing entity.
https://en.numista.com/help/issuing-entity-104.html
It has pages that appear to have it selected as the issuing entity and mint too.
Here are the 4 mints associated with MACO
https://en.numista.com/catalogue/mint.php?id=1880
https://en.numista.com/catalogue/mint.php?id=1882