||President pro Tempore
of the Senate
|Speaker of the House
|Special||SENATE||5 March 1903||19 March 1903||Frye||- - - -|
This Special Session of the SENATE was called by President Theodore Roosevelt via executive Proclamation issued on 2 March 1903.
|1st||Extra||9 November 1903||6 December 1903||Frye||Cannon, Joseph G.|
This "extra" Session of the 58th Congress was called by President Theodore Roosevelt via executive Proclamation issued on 20 October 1903.
|2nd||long||7 December 1903||28 April 1904||Frye||Cannon|
|3rd||short||5 December 1904||3 March 1905||Frye||Cannon|
Senate President pro Tempore William P. Frye served as acting President of the Senate during the entirety of the 58th Congress due to a vacancy in the Vice Presidency of the United States (Vice President Theodore Roosevelt having succeeded to the Presidency during the preceding Congress).