Columbia subject headings:
Families--Middle West--History--Case studies.
Families--West (U.S.)--History--Case studies.
Middle West--Social conditions.
Sociology.
West (U.S.)--Social conditions.
Harvard subject headings:
Families--Middle West--History--Case studies.
Families--West (U.S.)--History--Case studies.
Middle West--Social conditions.
Sociology.
West (U.S.)--Social conditions.
Princeton subject headings:
Families--Great Plains.
Great Plains--Social conditions.