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1966 Delaware U.S. House At-large Election
Delaware · 2 candidates
Jr. +11.5 pts · won by 18,829 votes
William V Roth Jr.RepublicanWINNER55.77%
90,961 votes
Harris B McDowellDemocratic44.23%
72,132 votes
Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).