Who was Delaware's longest serving senator?
Joe Biden
Joseph R. Biden
Joseph B. Foraker
Joe Biden
Joseph H. Ball
Joseph B. Foraker
Joe Biden
Caesar A. Rodney
Joseph B. Fortenberry
Joseph H. Ball Jr.
Joseph R. Biden
Joe Biden
Josephus Daniels
Joseph R. Biden Jr
Joseph H. Ball
Joseph B. Foraker
Joseph Biden Jr.
Caesar A. Rodney
Joseph B. Fortenberry
Josephus Daniels
Joseph B. Biden
Joseph H. Ball Jr.
Joe Biden
Joseph Biden
Joseph R. Biden
Joseph Biden Jr.
Joseph H. Ballard
Josephus Daniels
J. P. Morgan
Joseph B. Foraker
Joseph B. Ball
Joe Biden
Caesar A. Rodney
Joseph Biden
Josephus Daniels
Joseph H. Ball
Joseph B. Fortenberry
J. P. Morgan
Joseph R. Biden Jr
Joseph B. Forrestal
Joseph H. Ball Jr.
Joseph Biden Jr.
Joseph Henry Lumpkin
J. P. Biden
Joe Biden Jr.
Josephus Daniels
J. William Fulbright
Joseph R. Biden
Joseph B. Foraker
Joseph B. Biden
Thomas F. Bayard
J. P. Morgan
Joe Biden
Joseph H. Ballard
Joseph Biden
Joseph B. Forrester
J. P. Biden
Caesar A. Rodney
Josephus Daniels
Joseph B. Fortenberry
Joseph Henry Lumpkin
Joseph B. Ball
J. P. Morgan
J. William Fulbright
Joseph H. Ball
Joseph Biden Jr.
Joseph H. Ball Jr.
Joe Biden Jr.
Joe Biden
Joseph Henry Lumpkin
Joseph Biden
Joseph R. Biden Jr
J. P. Biden
Joseph R. Biden
Josephus Daniels
Caesar Rodney
Joseph B. Foraker
Thomas F. Bayard
Joseph Henry Biden Jr.
J. William Fulbright
J. P. Morgan
Joe Biden
Joseph B. Fortenberry
Caesar A. Rodney
Josephus Daniels
J. P. Biden
Joseph Henry Lumpkin
Joseph Biden Jr.
Caesar Rodney
Joseph Biden
Tom Carper
Joe Biden Jr.
Joseph B. Foraker
Joseph Henry Biden Jr.
Joe Biden
Joseph H. Ball Jr.
Joseph B. Ball
Joseph H. Ball
J. P. Morgan
Joseph R. Biden
Tom Carper
Joseph R. Biden Jr
J. P. Biden
Josephus Daniels
Caesar Rodney
Joseph Henry Lumpkin
Joe Biden
Joseph B. Forrestal
Joseph Henry Biden
Joseph B. Fortenberry
Joseph Biden
Joseph B. Foraker
Joseph Henry Lummis
Joseph Henry Biden Jr.
Joseph Biden Jr.
Tom Carper
Joe Biden Jr.
Joe Biden
Joseph B. Forrester
J. P. Biden
Joseph R. Biden
Joseph Henry Lumpkin
J. P. Morgan
Josephus Daniels
Joseph Henry Biden
Caesar Rodney
Joseph B. Ball
Joseph Henry Lummis
Milo P. Smith
J. Strom Thurmond
Joseph B. Fortenberry
Joseph B. Foraker
Joe Biden
Joseph R. Biden Jr
Joseph H. Ball
Joseph Henry Lumberton
Joseph Henry Biden Jr.
Joseph Henry Biden
Joseph R. Biden
Milo Smith
Joseph Henry Lummis
J. Strom Thurmond
Caesar Rodney
Joe Biden
Joseph Ball Du Pont
Joseph Henry Lumpkin
Josephus Daniels Jr.
Joseph B. Foraker
J. P. Biden
Joseph Henry Lumberton
Joseph B. Fortenberry
Josephus Daniels
Milo B. Smith
Milo P. Smith
Thomas McKean
Joseph H. Ball
Thomas F. Bayard
Joseph Ball DuPont
Milo Smith
Joseph Henry Biden
Joe Biden
Joseph Henry Ball
Joseph Henry Lummis
Joe Biden Jr.
Joseph B. Ball
Joseph Henry Lumsden
Joseph Ball Sr.
Joseph R. Biden
Joseph Ball Du Pont
Caesar Rodney
Joseph Henry Lumberton
Joseph R. Biden Jr
Biden
Milo Smith
J. P. Morgan
Milo O'Neill
Joe Biden
Josephus Daniels
Joseph H. Ball
Josephus Daniels Jr.
Joseph Ball DuPont
Henry Clay
Joseph Henry Ball
Joseph Henry Biden
Milo B. Smith
Joseph Henry Biden Jr.
Biden
Joseph Henry Lummis
Milo P. Smith
Milo Smith
Joseph B. Fortenberry
Joseph Henry Lummus
Joseph R. Biden
Joe Biden
Milo O'Neill
Milo Townsend
Joseph Ball Du Pont
Joseph Ballard Du Pont
Joseph Henry Lumberton
Joshua Clayton
Milo G. Smith