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1866 Massachusetts U.S. House District 10 Election
Massachusetts · 2 candidates
Dawes +31.9 pts · won by 3,940 votes
Henry DawesRepublicanWINNER65.73%
8,125 votes
Chester W ChapinDemocratic33.86%
4,185 votes
Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).