Columbia subject headings:
German language--Dialects--France--Strasbourg--Congresses.
German language--Dialects--History--Congresses.
Harvard subject headings:
Cities and towns--Germany--Congresses.
German language--Dialects--France--Strasbourg--Congresses.
German language--Early modern, 1500-1700--Congresses.
German language--Middle High German, 1050-1500--Congresses.
Princeton subject headings:
German language--Dialects--France--Strasbourg--Congresses.
German language--Dialects--History--Congresses.