Executive Branch
- US Presidents (Miller Center / UVA)
- Presidential Inaugurations (White House Historical Association)
- Foreign Relations of the US (historical) (Wisconsin)
- Foreign Relations of the US (modern) (State Department)
- National Security Archive (George Washington U)
Congress
- US Congress, 1774-1875 (American Memory / Library of Congress)
- Thomas (Congress since 1994) (LoC)