Columbia subject headings:
Harvard subject headings:
College teachers--Germany--Heidelberg--Biography--Congresses.
Universities and colleges--Germany--Heidelberg--History--20th century--Congresses.
Universität Heidelberg--Faculty--Biography--Congresses.
Universität Heidelberg--History--Congresses.
World War, 1914-1918--Education and the war--Congresses.
World War, 1914-1918--Personal narratives, German--Congresses.
Princeton subject headings:
College teachers--Germany--Heidelberg--Biography--Congresses.
Universität Heidelberg--Faculty--Biography--Congresses.
Universität Heidelberg--History--Congresses.
Universities and colleges--Germany--Heidelberg--History--20th century--Congresses.
World War, 1914-1918--Education and the war--Congresses.
World War, 1914-1918--Personal narratives, German--Congresses.