Columbia subject headings:
Harvard subject headings:
Gebhardt, Willibald, 1861-1921--Congresses.
Olympics--History--Congresses.
Olympics--Revival, 1896---Congresses.
Sports promoters--Germany--Biography.
Sports--Germany--History--Congresses.
Princeton subject headings:
Gebhardt, Willibald, 1861-1921--Congresses.
Olympics--History--Congresses.
Olympics--Revival, 1896---Congresses.
Sports promoters--Germany--Biography.
Sports--Germany--History--Congresses.