Columbia subject headings:
Catholic Church. Diocese of Chełmno (Województwo Kujawsko-Pomorskie, Poland)--History--Sources.
Chełmno Region (Toruń, Poland)--Church history--Sources.
Church and state--Prussia (Duchy)--History--Sources.
Prussia, East (Poland and Russia)--Church history--Sources.
Harvard subject headings:
Catholic Church. Archdiocese of Cheł̌mno (Poland)--History--Sources--Catalogs.
Catholic Church. Diocese of Chełmno (Województwo Kujawsko-Pomorskie, Poland)--Church history--Sources.
Catholic Church. Diocese of Chełmno (Województwo Kujawsko-Pomorskie, Poland)--History--Sources.
Church and state--Germany--Prussia--History--Sources--Catalogs.
Church and state--Prussia (Duchy)--History--Sources.
Herzogliches Briefarchiv aus dem Staatsarchiv Königsberg.
Prussia, East (Poland and Russia)--Church history--Sources.
Princeton subject headings:
Catholic Church. Diocese of Chełmno (Województwo Kujawsko-Pomorskie, Poland)--History--Sources.
Chełmno Region (Toruń, Poland)--Church history--Sources.
Church and state--Prussia (Duchy)--History--Sources.
Prussia, East (Poland and Russia)--Church history--Sources.