ACC, 15TH

abbreviation for 15th American Advanced Clinical Course, conducted by L. Ron Hubbard in Washington, DC, from 15 October through 23 November 1956. The lectures given by Ron at this ACC have been released as The Power of Simplicity lecture series. —Freedom Congress Glossary (Final approval 5-9- 90)

abbreviation for 15th American Advanced Clinical Course, conducted by L. Ron Hubbard in Washington, DC, from 15 October through 23 November 1956. The lectures given by Ron at this ACC have been released as The Power of Simplicity lecture series.abbreviation for 15th American Advanced Clinical Course, conducted by L. Ron Hubbard in Washington, DC, from 15 October through 23 November 1956. The lectures given by Ron at this ACC have been released as The Power of Simplicity lecture series. Even the 15th and 16th ACCs did not see too much of these Upper Indoctrination steps. -Tone 40 on an Object (6 July 1957)