Columbia subject headings:
Church music--Lutheran Church.
Luther, Martin, 1483-1546--Songs and music.
Lutheran Church--Hymns.
Reformation--Influence.
Harvard subject headings:
Church music--Lutheran Church--Congresses.
Luther, Martin, 1483-1546--Appreciation--Congresses.
Lutheran Church--Hymns--Congresses.
Reformation--Influence--Congresses.
Princeton subject headings: