Scientology Chronology - September 1964
| September 1, 1964 | Technical Lectures by Other Personnel | |
| September 1, 1964 | The PE Course | |
| September 3, 1964 | Clearing, What It Is | |
| September 5, 1964 | Examinations | |
| September 7, 1964 | Clay Table Levels | |
| September 7, 1964 | PTPs, Overts and ARC Breaks | |
| September 8, 1964 | Overts, What Lies Behind Them? Word Clearing Series 11 | |
| September 9, 1964 | Clay Table Clearing | |
| September 9, 1964 | Clay Table Healing | |
| September 9, 1964 | Purpose of Ad Comm | |
| September 12, 1964 | Clay Table, More Goofs | |
| September 15, 1964 | Scientology and Tradition | |
| September 16, 1964 | Terminations | |
| September 16, 1964 | Understanding and Tape Lectures | |
| September 22, 1964 | A Review of Study | |
| September 23, 1964 | Policies: Dissemination and Programs | |
| September 24, 1964 | Instruction and Examination: Raising the Standard Of Word Clearing Series 33 | |
| September 27, 1964 | Clay Table Clearing | |
| September 28, 1964 | Clay Table Use | |
| September 29, 1964 | Gradients | |
| September 30, 1964 | HCO Corporations | |
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