<page_title> 37th United States Congress </page_title> <section_title> Senate </section_title> <table> <cell> Edward D. Baker (R) <col_header> Vacator </col_header> </cell> <cell> Killed at Battle of Ball's Bluff October 21, 1861. Successor was appointed. <col_header> Reason for change </col_header> </cell> <cell> Benjamin Stark (D) <col_header> Successor </col_header> </cell> <cell> October 29, 1861 <col_header> Date of successor's formal installation </col_header> </cell> <cell> Benjamin Stark (D) <col_header> Vacator </col_header> </cell> <cell> Retired September 12, 1862, upon election of a successor. <col_header> Reason for change </col_header> </cell> <cell> Benjamin F. Harding (D) <col_header> Successor </col_header> </cell> <cell> September 12, 1862 <col_header> Date of successor's formal installation </col_header> </cell> </table>
Edward D. Baker (R) served until October 21, 1861 later served by Benjamin Stark (D) from October 29, 1861 to September 12, 1862 and then Benjamin F. Harding (D) served from September 12, 1862.