Columbia subject headings:
Harvard subject headings:
Educational equalization--Germany--Cologne--History--20th century.
Feminism--Germany--Cologne--History--20th century.
Women in higher education--Germany--Cologne--History--20th century.
Princeton subject headings:
Cologne (Germany)--Intellectual life.
Germany--History--1918-1933.
Women--Germany--Cologne--History.
Women--Suffrage--Germany--Cologne--History.