General Reference
- US Presidents (Miller Center / UVA)
- US Congress, 1774-1875 (American Memory / Library of Congress)
- Historic Supreme Court Decisions (LII / Cornell)
Historical Election Data
- Our Campaigns (Wiki site for all US elections)
- Pennsylvania Election Statistics (1682-2006) (Wilkes)
- Voting America (1840-2008) (DSL / Richmond)
- Historical Presidential Elections (270towin)
- Electoral College Results (since 1896) (National Archives)
- Federal Election Statistics (since 1920) (US House)
- See How They Ran: FDR & Opponents (Roosevelt House)
Historic Campaigns
- Election of 1800 (Monticello)
- Log Cabin Campaign of 1840 (Library of Congress)
- Presidential Election of 1840 (Library of Congress)
- Ohio Campaign Newspapers 1840s (Ohio Memory)
- Lincoln-Douglas Debates Digital Classroom (House Divided Project)
- The Living Room Candidate (TV commercials since 1952)
Historic Inaugurations
- Presidential Inaugurations (White House Historical Association)