Columbia subject headings:
Authors, German--20th century--Biography.
Helwig, Werner, 1905-1985--Friends and associates.
Jahnn, Hans Henny, 1894-1959--Friends and associates.
Harvard subject headings:
Authors, German--20th century--Biography
Helwig, Werner, 1905-1985--Friends and associates.
Jahnn, Hans Henny, 1894-1959--Friends and associates.
Princeton subject headings:
Authors, German--20th century--Biography.
Helwig, Werner, 1905---Friends and associates.
Jahnn, Hans Henny, 1894-1959--Friends and associates.