The Elmer C. Jackson papers are those of a native Kansan and prominent Kansas City, Kansas attorney. Jackson was active in numerous local and national organizations, such as the National Bar Association, the Kansas Board of Regents, and Sigma Pi Phi.

Henry Bubb, a financial executive, was an alumnus of the University of Kansas and a member of the Kansas Board of Regents. This collection includes material related to Bubb's business and personal activities from 1936-1983, as well as scrapbooks, dating from 1932-1974, which document Bubb's various business, political, philanthropic and social activities.

The Caldwell family papers are those of an African American family from Salina, Kansas. The majority of the papers concern Robert C. Caldwell, who was a Salina teacher, City Commissioner, and Salina's first African American and first school teacher elected Mayor. He also served as Representative for Salina in the Kansas State Legislature.