Columbia subject headings:
Harvard subject headings:
Families--Alps Region--History--Congresses.
Families--Europe--History--Congresses.
Kinship--Alps Region--History--Congresses.
Kinship--Europe--History--Congresses.
Social structure--Alps Region--History--Congresses.
Social structure--Europe--History--Congresses.
Princeton subject headings:
Families--Alps Region--History--Congresses.
Families--Europe--History--Congresses.
Kinship--Alps Region--History--Congresses.
Kinship--Europe--History--Congresses.
Social structure--Alps Region--History--Congresses.
Social structure--Europe--History--Congresses.