Columbia subject headings:
Contested elections--United States--States.
Election law--United States--States.
United States. Congress--Contested elections.
Harvard subject headings:
Contested elections--United States--States.
Election law--United States--States
United States. Congress. House--Contested elections.
United States. Congress. Senate--Contested elections.
Princeton subject headings:
Contested elections--United States--States.
Election law--United States--States.
United States. Congress--Contested elections.