Columbia subject headings:
Harvard subject headings:
Names, Geographical--Austria--Congresses.
Names, Geographical--Etymology--Congresses.
Names, Geographical--Germany--Bavaria--Congresses.
Names, German--Etymology--Congresses.
Onomastics--Congresses
Toponymy--Congresses.
Princeton subject headings:
Names, Geographical--Austria--Congresses.
Names, Geographical--Etymology--Congresses.
Names, Geographical--Germany--Bavaria--Congresses.
Names, German--Etymology--Congresses.
Onomastics--Congresses.
Toponymy--Congresses.