"The Message of Marshal McLuhan," Time (March 6, 1967): p. 53-57

"The Message of Marshal McLuhan," Time (March 6, 1967): p. 53-57, Box: HUGO017, Folder: 8. Hugo Leipziger-Pearce collection, HUGO. Alexander Architectural Archives. https://archives.lib.utexas.edu/repositories/2/archival_objects/35702 Accessed September 25, 2026.