Columbia subject headings:
Culture diffusion--Europe.
Europe, German-speaking--Relations--Europe, Western.
Europe, Western--Relations--Europe, German-speaking.
Europe--Church history.
Sacred music--Europe--History and criticism.
Harvard subject headings:
Music appreciation--Europe, Central--Congresses.
Music appreciation--Europe, Western--Congresses.
Music--Europe, Central--History and criticism--Congresses.
Music--Europe, Western--History and criticism--Congresses.
Music--German influences--Congresses.
Princeton subject headings:
Church music--Europe, Central--History--Congresses.
Church music--Europe, German-speaking--History--Congresses.
Church music--Social aspects--Europe, Central--History--Congresses.
Church music--Social aspects--Europe, German-speaking--History--Congresses.
Music appreciation--Congresses.
Music--Religious aspects--Christianity--Congresses.