Columbia subject headings:
Germany--Emigration and immigration.
Jewish refugees--United States.
Jews, German--United States--Intellectual life.
Political refugees--United States.
United States--Civilization--Jewish influences.
United States--Emigration and immigration.
United States--Ethnic relations.
Harvard subject headings:
Germany--Emigration and immigration.
Jewish refugees--United States.
Jews, German--United States--Intellectual life.
Political refugees--United States.
United States--Civilization--Jewish influences.
United States--Emigration and immigration.
United States--Ethnic relations.
Princeton subject headings: