You can contact Catholic Diosease of Green Bay in charge of the records for St Joseph orphange directly 608-266-7163 Ask for Tara. She handles records. If he was there she would be able to look and get back to you. If adoption accurred after 1906 records are sealed in Wisconsin and only persons to get that information even after death is , real parents, child adopted or children of adoptee if they have died. Good luck in your search.