June 7, 1961 by Caroline Letkeman Memorandum: Document captioned “Brainwashing A Synthesis of the Textbook on Psychopolitics” (June 7, 1961) Author: SAC Oklahoma City File/Ref. No.: 62-94080 View online: archive.org View online: archive.org Transmitted herewith for the Bureau is one Photostat of an 18-page document captioned as above.