Columbia subject headings:
Harvard subject headings:
Archiv Künigl-Ehrenburg--Catalogs.
Family archives--Austria--Tyrol--Catalogs.
Tyrol (Austria)--Genealogy--Bibliography--Catalogs.
Tyrol (Austria)--History--Sources--Bibliography--Catalogs.
Princeton subject headings:
Ehrenburg family--Archives.
Künigl family--Archives.
Trentino-Alto Adige (Italy)--History--Sources.
Tyrol (Austria)--History--Sources.