"KU's Tidwell sets 200-meter mark." The Wichita Eagle, 21 June 1959 [photocopy], Box: 1, Folder: 12. Charles and Karen Tidwell Collection, RH MS 1287. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/218567 Accessed November 22, 2024.