Columbia subject headings:
Hesse, Hermann, 1877-1962--Friends and associates.
Hesse, Hermann, 1877-1962.
Walser, Robert, 1878-1956--Friends and associates.
Walser, Robert, 1878-1956.
Harvard subject headings:
Hesse, Hermann, 1877-1962
Hesse, Hermann, 1877-1962--Friends and associates.
Walser, Robert, 1878-1956
Walser, Robert, 1878-1956--Friends and associates.
Princeton subject headings:
Hesse, Hermann, 1877-1962--Friends and associates.
Hesse, Hermann, 1877-1962.
Walser, Robert, 1878-1956--Friends and associates.
Walser, Robert, 1878-1956.