CDs - Central Kentucky Lecture Series, "R to R": lecture 1, "The New Marxists", lecture 2 (2 discs), lecture 3, "Authority, Morality, and Freedom", lecture 4, lectures 5 and 6, lecture 7, 1969

CDs - Central Kentucky Lecture Series, "R to R": lecture 1, "The New Marxists", lecture 2 (2 discs), lecture 3, "Authority, Morality, and Freedom", lecture 4, lectures 5 and 6, lecture 7, 1969, Box: 30, Folder: 36. Personal papers of Richard T. De George, PP 531. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/316317 Accessed March 06, 2026.