"Directions '61: A Catholic Perspective -- Show #III: Man in the World of Nature" by Michael Novak and John Alcorn. ABC-TV program produced in association with the National Council of Catholic Men, 19 February, 1961, PNVK 4/06, Box: PNVK 4, Folder: 06. Michael Novak Collection, NVK. University of Notre Dame Archives. https://archivesspace.library.nd.edu/repositories/2/archival_objects/464345 Accessed February 26, 2026.