Columbia subject headings:
German American authors--19th century--Biography.
German American authors--20th century--Biography.
Rattermann, H. A. (Heinrich Armin), 1832-1923.
Harvard subject headings:
German American authors--19th century--Biography.
German American authors--20th century--Biography.
Rattermann, H. A. (Heinrich Armin), 1832-1923.
Princeton subject headings: