Columbia subject headings:
Authors, German--19th century--Catalogs.
Authors, German--20th century--Catalogs.
Löns, Hermann, 1866-1914--Catalogs.
Harvard subject headings:
Löns, Hermann, 1866-1914
Löns, Hermann, 1866-1914--Bibliography.
Princeton subject headings:
Authors, German--19th century--Catalogs.
Authors, German--20th century--Catalogs.
Catalogs.
Löns, Hermann, 1866-1914--Catalogs.