Statuary: Samuel Adams by Anne Whitney (East central hall); John Winthrop by Richard S. Greenough (Hall of Columns); John Hancock by Horatio Stone (Senate wing, second floor, west corridor); Daniel Webster by Thomas Ball (Senate wing, second floor). (Webster is also honored by one of New Hampshire's two statues in Statuary Hall.)
- Vice Presidents Collection: John Adams by Daniel C. French (Senate chamber gallery), Elbridge Gerry by Herbert Adams (Senate chamber gallery); Henry Wilson by Daniel C. French (Vice President's Room); Calvin Coolidge by Moses A. Wainer Dykaar (Senate wing, second floor, west corridor).
- Presidents Collection: John Quincy Adams by J.C. King (H-235, Congresswoman's Suite).
- Senators Collection : Charles Sumner by Martin Milmore (Senate wing, third floor, east).
Rotunda Frieze: Landing of the Pilgrims by Constantino Brumidi; Battle of Lexington by Filippo Costaggini.
Frescos: Calling of Putnam from the Plow to the Revolution by Constantino Brumidi (House wing, west wall, H-144); Boston Massacre, 1770 by Constantino Brumidi (Senate wing, S-128); Battle of Lexington by Constantino Brumidi (Senate wing, S-128).
Reliefs: Landing of the Pilgrims by Enrico Causici (Rotunda).
Medallions: All by Constantino Brumidi: John Hancock (Senate wing, first floor, West corridor); Daniel Webster (Senate wing, first floor, main corridor); Israel Putnam (Senate wing, first floor, North corridor); Joseph Warren (Senate wing, first floor, North corridor); Charles Sumner (Senate wing, S-118, west wall).
Plaques: John F. Kennedy (S-210); Henry Wilson (Vice President's Room, S-214).
Capitol Building Materials, Furniture and Objects: Lee, MA, marble (East Thomas Balland West extensions, exterior facing).