Columbia subject headings:
Germans--Prussia, East (Poland and Russia)--Biography.
Germans--Prussia, East (Poland and Russia)--History--20th century.
Germans--Silesia--Biography.
Germans--Silesia--History--20th century.
Harvard subject headings:
Germans--Prussia, East (Poland and Russia)--Biography.
Germans--Prussia, East (Poland and Russia)--History--20th century.
Germans--Silesia--Biography.
Germans--Silesia--History--20th century.
Princeton subject headings:
Germans--Prussia, East (Poland and Russia)--Biography.
Germans--Prussia, East (Poland and Russia)--History--20th century.
Germans--Silesia--Biography.
Germans--Silesia--History--20th century.