Columbia subject headings:
Harvard subject headings:
Germany--Politics and government--1848-1870.
Germany--Politics and government--1871-
Immigrants--United States--History
Jewish politicians--United States--History.
Jews, German--United States--History.
Jews--Germany--Migrations--History.
United States--Ethnic relations.
United States--Politics and government.
Princeton subject headings:
Germany--Politics and government--1848-1870.
Germany--Politics and government--1871-
Immigrants--United States--History.
Jewish politicians--United States--History.
Jews, German--United States--History.
Jews--Germany--Migrations--History.
United States--Ethnic relations.
United States--Politics and government.