Columbia subject headings:
Agricultural laborers--Switzerland--Val-de-Travers.
Peasants--Switzerland--Val-de-Travers.
Sociology, Rural--Switzerland--Val-de-Travers.
Val-de-Travers (Switzerland)
Harvard subject headings:
Peasants--Switzerland--Val-de-Travers--Sociological aspects.
Sociology, Rural--Switzerland--Val-de-Travers.
Travers River Valley (Switzerland)--Rural conditions.
Princeton subject headings:
Agricultural laborers--Switzerland--Val-de-Travers.
Peasants--Switzerland--Val-de-Travers.
Sociology, Rural--Switzerland--Val-de-Travers.
Val-de-Travers, (Switzerland)