Columbia subject headings:
Authors, German--20th century--Correspondence.
Sternheim, Carl, 1878-1942--Correspondence.
Harvard subject headings:
Authors, German--20th century--Correspondence
Sternheim, Carl, 1878-1942--Correspondence.
Princeton subject headings:
Authors, German--20th century--Correspondence.
Sternheim, Carl, 1878-1942--Correspondence.