Featured Older Stud? Buttons - Any Information

Update: There was a business identified in the link @Generic_Lad provided that had a similar piece. I contacted the business, and they believed the pieces might be authentic, but they would have to examine them to be sure. I am going to send them to this business for evaluation and possible purchase. I usually don't sell things, but these were just purchased to be learned about not, as keepers. She said that if other members have Black Forest items, she may be interested in purchasing them.