Columbia subject headings:
Castonier, Elisabeth, 1894-1975--Correspondence.
Gerold-Tucholsky, Mary--Correspondence.
Harvard subject headings:
Authors, German--20th century--Correspondence
Castonier, Elisabeth, 1894-1975--Correspondence.
Gerold-Tucholsky, Mary--Correspondence.
Princeton subject headings:
Castonier, Elisabeth, 1894-1975--Correspondence.
Gerold-Tucholsky, Mary.