| May 24, 1958 | A Comment on Beingness Processing | L. Ron Hubbard writes HCOB 'A Comment on Beingness Processing'. | |
| December 20, 1958 | Processing a New Mother | L. Ron Hubbard writes HCOB 'Processing a New Mother'. | |
| July 22, 1959 | Processing of Staff Members | L. Ron Hubbard writes HCOPL 'Processing of Staff Members'. | |
| September 28, 1959 | Technical Notes on Child Processing | L. Ron Hubbard writes HCOB 'Technical Notes on Child Processing'. | |
| February 4, 1960 | Theory of Responsibility Processing | L. Ron Hubbard writes HCOB "Theory of Responsibility Processing". | |
| March 22, 1961 | Staff Members Ordered to Processing | L. Ron Hubbard writes HCOPL 'Staff Members Ordered to Processing'. | |
| May 29, 1961 | Clarification of "Change Processing" | L. Ron Hubbard writes HCOB 'Clarification of "Change Processing"'. | |
| January 6, 1962 | Laudatory Withholds, Know to Mystery Processing Check | L. Ron Hubbard writes HCOPL 'Laudatory Withholds, Know to Mystery Processing Check'. | |
| July 9, 1963 | A Technical Summary, The Required Skills of Processing and Why | L. Ron Hubbard writes HCOB 'A Technical Summary, The Required Skills of Processing and Why'. | |
| July 10, 1964 | Overts-Order of Effectiveness in Processing | L. Ron Hubbard writes HCOB 'Overts-Order of Effectiveness in Processing'. | |
| April 18, 1965 | How to Apply Level Processing | L. Ron Hubbard writes HCOB 'How to Apply Level Processing'. | |
| July 12, 1965 | States of Being Attained by Processing | L. Ron Hubbard writes HCOB 'States of Being Attained by Processing'. | |
| July 23, 1965 | Priority of Power Processing | L. Ron Hubbard writes HCOPL 'Priority of Power Processing'. | |
| July 23, 1965 | Priority of Power Processing | L. Ron Hubbard writes HCOPL 'Priority of Power Processing'. | |
| November 30, 1965 | Power Processing for the Public | L. Ron Hubbard writes HCOPL 'Power Processing for the Public'. | |
| November 30, 1965 | Power Processing for the Public | L. Ron Hubbard writes HCOPL 'Power Processing for the Public'. | |
| October 18, 1968 | Processing Sequence | L. Ron Hubbard writes HCOB 'Processing Sequence'. | |
| February 3, 1972 | Illegal Processing | L. Ron Hubbard writes HCOPL 'Illegal Processing '. | |
