Columbia subject headings:
Bishops--Belgium--Biography.
Catholic Church--Clergy--Biography.
Zaepffel, Jean Evangéliste, 1735-1808.
Harvard subject headings:
Catholic Church. Diocese of Liège (Belgium)--History--19th century.
Liège Region (Belgium)--History--19th century.
Zaepffel, Jean Evangéliste, 1735-1808.
Princeton subject headings: