THE IMPORTANT SOURCES for this study fall into the following categories: personal papers and unpublished records; newspapers and contemporary periodical articles; government publications; reports and pamphlets; unpublished theses and papers; autobiographies, memoirs, and published letters; secondary books and articles; interviews.
Beveridge, Albert J. Papers. Library of Congress. Useful for the fight over meat-inspection legislation and the Lorimer Senate case. Also contain correspondence between Beveridge and John C. Shaffer, publisher of the Chicago Evening Post, and A. C. Bartlett, an important Chicago businessman.
Cannon, Joseph G. Papers. Illinois State Historical Library. Springfield.
Cullom, Shelby M. Papers. Illinois State Historical Library. Springfield.
Dawes, Charles G. Papers. Northwestern University Library. Evanston. An immensely valuable collection for Illinois politics in the 1895- 1908 period.
Fisher, Walter L. Papers. Library of Congress.
Kent, William. Papers. Yale University Library. New Haven.
Lawson, Victor. Papers. Newberry Library. Chicago. Mostly letterbooks. Useful for reform and the press.
Lowden, Frank O. Papers. University of Chicago. A valuable collection, especially useful for the Lorimer Senate election in 1909.
McKinley, William. Papers. Library of Congress.
Manuscript Election Returns, Second Illinois Congressional District, 1894- 1900, and Sixth Illinois Congressional District, 1902-10. Board of Election Commissioners. Chicago.
Merriam, Charles E. Papers. Harper Library. University of Chicago.
Oglesby, John G. Papers. Illinois State Historical Library. Springfield.
Primary Election Returns, Cook County, 1904-12. Municipal Reference Library. Chicago City Hall.
Records of the Office of the Comptroller of the Currency. Record Group 101.