Columbia subject headings:
Catholic Church--Germany--Bishops--Correspondence.
Pflug, Julius von, 1499-1564.
Reformation--Germany.
Harvard subject headings:
Catholic Church--Germany--Bishops--Correspondence.
Pflug, Julius von, 1499-1564.
Reformation--Germany
Princeton subject headings:
Catholic Church--Germany--Bishops--Correspondence.
Pflug, Julius von, 1499-1564.
Reformation--Germany.