C.H. · C. Hills · Christopher H.
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Exploring Inner Space: Awareness Games for All Ages | 978-0-916438-05-0 (0-916438-05-8) | 1978 | Deborah Rozman |
| Nuclear Evolution: Discovery of the Rainbow Body | 978-0-916438-09-8 (0-916438-09-0) | 1977 | |