Columbia subject headings:
Harvard subject headings:
Pottery, Medieval--Switzerland--Congresses.
Pottery, Prehistoric--Switzerland--Congresses.
Pottery--Switzerland--History--Congresses.
Switzerland--Antiquities--Congresses.
Princeton subject headings:
Pottery, Medieval--Switzerland--Congresses.
Pottery, Prehistoric--Switzerland--Congresses.
Pottery--Switzerland--History--Congresses.