1. Introduction=1
2. Congress and the Nation=13
3. The Troubled Subject of Railroad Regulation in the Progressive Era=50
4. Congress and the "Labor Question"=97
5. The Ideal of a "Model City":Congress and the District of Columbia=125
6. The Senate and Progressive Reform=156
7. Patterns of Republican Insurgency in the House of Representatives=192
8. Progressivism, Democratic Style=229
9. Congress, Progressive Reform, and the New American State=255
Tables2.1. Characteristics of Members of the House of Representatives, 59th Congress=14
2.2. Trends in the Turnover of House Membership, 1861-1921=16
2.3. Chairmen of Major House Committees, 59th Congress=26
2.4. Characteristics of U.S. Senators, 59th Congress=29
3.1. Senate Roll Calls on the Hepburn Bill=72
3.2. Voting of Republican Senators on the Teller Amendment to the Hepburn Bill=73
3.3. Senate Voting on the Hepburn Bill=76
3.4. Senate Roll Calls on the Mann-Elkins Bill=88
3.5. Senate Voting on the Mann-Elkins Bill=89
4.1. Republican "Friends of Labor," 1906=105
4.2. Republicans Voting to Exempt Labour Organisations from Prosecution under the Antitrust Law, 1910=121
5.1. Voting on the District of Columbia Playground Appropriation, 60th Congress=136
6.1. Classification of Senate Roll Calls, 59th and 60th Congresses=158
6.2. Votes of Republican Senators on Scale Items, 59th and 60th Congresses=160
6.3. Voting of Selected Republican Senators on the Payne-Aldrich Tariff Bill=177
6.4. Votes of Republican Senators on Scale Items, 61st Congress=182
7.1. Classification of House Roll Calls, 59th and 60th Congresses=199
7.2. Votes of House Republicans on Scale Items, 59th and 60th Congresses=201
7.3. Republican Advocates of Rules Reform, 60th Congress=208
7.4. Republican Advocates of Rules Reform, 61st Congress=212
7.5. Classification of House Roll Calls, 61st Congress=215
7.6. Votes of Republican Congressmen on Scale Items, 61st Congress=221
8.1. Voting of Senate Democrats and Republican Insurgents on the Payne-Aldrich Tariff=236
8.2. Democratic Voting on D.C. Playground Appropriations in the House of Representatives, 1909-1910=245