Columbia subject headings:
Authors, German--19th century--Biography.
Journalists--Germany--Biography.
Legislators--Germany--Biography.
Mayer, Carl, 1819-1889.
Politicians--Germany--Biography.
Harvard subject headings:
Germany--Politics and government--1789-1900
Mayer, Carl, 1819-1889.
Politicians--Germany--Biography
Princeton subject headings:
Germany--Politics and government--1789-1900.
Mayer, Carl, 1819-1889.
Politicians--Germany--Biography.