The 58th United States Congress was a meeting of the legislative branch of the United States federal government, composed of the United States Senate and the United States House of Representatives. It met in Washington, DC, from March 4, 1903, to March 4, 1905, during the third and fourth years of Theodore Roosevelt's presidency. The apportionment of seats in the House of Representatives was based on the 1900 United States census. Both chambers had a Republican majority. Major events Major legislation April 28, 1904: Kinkaid Act February 1, 1905: Transfer Act of 1905 Party summary Senate House of Representatives Leadership Senate President: Vacant President pro tempore: William P. Frye (R) Republican Conference Chairman: William B. Allison Democratic Caucus Chairman: Arthur P. Gorman Democratic Caucus Secretary: Edward W. Carmack House of Representatives Speaker: Joseph G. Cannon (R) Majority (Republican) leadership Majority Leader: Sereno E. Payne Majority Whip: James A. Tawney Republican Conference Chair: William Peters Hepburn Minority (Democratic) leadership Minority Leader: John Sharp Williams Minority Whip: James T. Lloyd Democratic Caucus Chairman: James Hay Democratic Campaign Committee Chairman: James M. Griggs Members This list is arranged by chamber, then by state. Senators are listed in order of seniority, and representatives are listed by district. Skip to House of Representatives, below Senate At this time, senators were elected by the state legislatures every two years, with one-third beginning new six-year terms with each Congress. Preceding the names in the list below are Senate class numbers, which indicate the cycle of their election, In this Congress, Class 1 meant their term ended with this Congress, facing re-election in 1904; Class 2 meant their term began in the last Congress, facing re-election in 1906; and Class 3 meant their term began in this Congress, facing re-election in 1908. Alabama 2. John T. Morgan (D) 3. Edmund W. Pettus (D) Arkansas 2. James H. Berry (D) 3. James P. Clarke (D) California 1. Thomas R. Bard (R) 3. George C. Perkins (R) Colorado 2. Thomas M. Patterson (D) 3. Henry M. Teller (D) Connecticut 1. Joseph R. Hawley (R) 3. Orville H. Platt (R) Delaware 1. L. Heisler Ball (R) 2. J. Frank Allee (R) Florida 2. James P. Taliaferro (D) 3. Stephen Mallory (D) Georgia 2. Augustus O. Bacon (D) 3. Alexander S. Clay (D) Idaho 2. Fred T. Dubois (D) 3. Weldon B. Heyburn (R) Illinois 2. Shelby M. Cullom (R) 3. Albert