Columbia subject headings:
Boys--Germany--Heidelberg--Societies and clubs.
Hitler-Jugend.
Youth--Germany--Heidelberg--History--20th century.
Harvard subject headings:
Boys--Germany--Heidelberg--Societies and clubs.
Hitler-Jugend
Youth--Germany--Heidelberg--History--20th century.
Princeton subject headings:
Boys--Germany--Heidelberg--Societies and clubs.
Hitler-Jugend.
Youth--Germany--Heidelberg--History--20th century.