Columbia subject headings:
Harvard subject headings:
Girl Scouts--History--Congresses.
Lion, Alexander, 1870-1962--Congresses.
Scouting (Youth activity)--Austria--History--Congresses.
Scouts (Youth organization members)--Austria--History--Congresses.
Scouts (Youth organization members)--Germany--Biography--Congresses.
Women--Education--History--Congresses.
Princeton subject headings:
Girl Scouts--History--Congresses.
Lion, Alexander, 1870-1962--Congresses.
Scouting (Youth activity)--Austria--History--Congresses.
Scouts (Youth organization members)--Austria--History--Congresses.
Scouts (Youth organization members)--Germany--Biography--Congresses.
Women--Education--History--Congresses.