Columbia subject headings:
Harvard subject headings:
New Deal, 1933-1939--Case studies.
Otter Tail County (Minn.)--Economic policy.
Otter Tail County (Minn.)--Politics and government.
Princeton subject headings:
New Deal, 1933-1939--Case studies.
Otter Tail County (Minn.)--Economic policy.
Otter Tail County (Minn.)--Politics and government.