Columbia subject headings:
Authors--Correspondence.
Hesse, Hermann, 1877-1962--Correspondence.
Rinser, Luise, 1911-2002--Correspondence.
Harvard subject headings:
Authors--Correspondence.
Hesse, Hermann, 1877-1962. Correspondence.
Rinser, Luise, 1911-2002. Correspondence.
Princeton subject headings:
Authors--Correspondence.
Hesse, Hermann, 1877-1962. Correspondence.
Rinser, Luise, 1911-2002--Correspondence.