Scientology Chronology - April 1970
| April 1, 1970 | Short-lived Narconon, Menard County, Illinois, January 1972 | |
| April 1, 1970 | Ethics Program No. 1 Case Actions | |
| April 4, 1970 | Power Change Violation Repair Formula | |
| April 7, 1970 | Green Form | |
| April 8, 1970 | Flag Executive Briefing Course | |
| April 8, 1970 | GF 40 Handling-Clarification | |
| April 9, 1970 | Conference Hats | |
| April 10, 1970 | Conference Planning Officer | |
| April 11, 1970 | Auditing Past Exterior | |
| April 11, 1970 | Review Complete? | |
| April 11, 1970 | Third Dynamic Tech | |
| April 16, 1970 | Arbitraries | |
| April 16, 1970 | Morale | |
| April 17, 1970 | An Auditor and "The Mind's Protection" | |
| April 17, 1970 | Department 1 | |
| April 18, 1970 | Ethics and Missions | |
| April 19, 1970 | Mimeo | |
| April 20, 1970 | Dear South End - Scientology | |
| April 21, 1970 | Field Ethics | |
| April 21, 1970 | Two-way Comm C/Ses | |
| April 22, 1970 | Clay Table Demo Checkouts | |
| April 23, 1970 | SH-UK ANZO-EU Relationships | |
| April 25, 1970 | More on Lines and Hats | |
| April 26, 1970 | The Anatomy of Thought | |
| May 1, 1970 | Narconon New Life Program, State, California, non-profit corporation | |
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