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Edward P. Costigan (D-CO)
credit:
U.S. Senate Historical Office
Officers & Staff
Vice President
President Pro Tempore
Secretary of the Senate
Sergeant at Arms
Party Secretaries
Chaplain
Committee & Office Staff
Pages
Powers & Procedures
Censure
Declarations of War
Expulsion
Filibuster & Cloture
Impeachment
Investigations
Nominations
Rules
Treaties
Voting
Origins & Foundations
The Senate & the Constitution
Electing & Appointing Senators
Committee System
Idea of the Senate
Parties & Leadership
Historic Buildings & Spaces
The Capitol
Senate Chamber
Historic Rooms
Senate Office Buildings
Congressional Meeting Places
Past Senate Chambers
Traditions & Symbols
Oral History Project
Historical Highlights
1787-1800
1801-1850
1851-1877
1878-1920
1921-1940
1941-1963
1964-present
Senate Stories Blog
Research Tools
