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Buchanan's 1856 opponent, 7 letters
City near San Francisco, 7 letters
City on San Francisco Bay, 7 letters
Explorer dubbed The Pathfinder, 7 letters
First G.O.P. presidential candidate, 7 letters
First Republican to run for president (1856), 7 letters
San Francisco Bay city, 7 letters
United States explorer who mapped much of the American west and northwest (1813-1890), 7 letters