Hubbard College Lectures (1952/03)
Hubbard Professional Course Lecture (1952/03)
Lecture Series (1952/11)
Logics and Axioms Lectures (1952/11)
London Professional Course (1952/11)
SOP for Theta Clearing (1952/10)
Technique 80 (1952/05)
Technique 88 Lectures (1952/06)