Columbia subject headings:
Harvard subject headings:
Authors, German--20th century--Correspondence
Canetti, Elias, 1905-1994--Correspondence.
Hartung, Rudolf, 1914-1985--Correspondence.
Hartung, Rudolf, 1914-1985--Pictorial works.
Hartung, Rudolf, 1914-1985.
Princeton subject headings:
Authors, German--20th century--Correspondence.
Canetti, Elias, 1905-1994--Correspondence.
Hartung, Rudolf, 1914-1985--Correspondence.
Hartung, Rudolf, 1914-1985.