21st American Advanced Clinical Course
| January 26, 1959 | How a Process Works | L. Ron Hubbard gives a lecture, 'How a Process Works'. | |
| January 27, 1959 | What Doesn't Make an Auditor | L. Ron Hubbard gives a lecture, 'What Doesn't Make an Auditor'. | |
| January 28, 1959 | The Establishment of "R" | L. Ron Hubbard gives a lecture, 'The Establishment of "R"'. | |
| January 29, 1959 | Muzzled Auditing | L. Ron Hubbard gives a lecture, 'Muzzled Auditing'. | |
| January 30, 1959 | The Grouper | L. Ron Hubbard gives a lecture, 'The Grouper'. | |
| February 2, 1959 | Axiom 10 | L. Ron Hubbard gives a lecture, 'Axiom 10'. | |
| February 4, 1959 | Diagnosis of an Uncracked Case | L. Ron Hubbard gives a lecture, 'Diagnosis of an Uncracked Case'. | |
| February 6, 1959 | Processes Used in the Twenty-First ACC | L. Ron Hubbard gives a lecture, 'Processes Used in the Twenty-First ACC'. | |
| February 6, 1959 | Setting Up Co-auditing Groups | L. Ron Hubbard gives a lecture, 'Setting Up Co-auditing Groups'. | |
| February 13, 1959 | Summary of Data-Part I | L. Ron Hubbard gives a lecture, 'Summary of Data-Part I'. | |
| February 13, 1959 | Summary of Data-Part II | L. Ron Hubbard gives a lecture, 'Summary of Data-Part II'. | |
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