| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1978 | 978-0-930926-00-7 | Robert L. Holt | Hemorrhoids: A Cure and Preventive |
| 1977 | 978-0-930926-01-4 | Robert Lawrence Holt | Hemorrhoids: A cure & preventative: the problem, personal treatment, medical treatment |
| 1980 | 978-0-930926-03-8 | Robert Lawrence Holt | Bonds, how to double your money quickly & safely |
| 1981 | 978-0-930926-04-5 | '' | How mothers and others stay slim |
| 2002 | 978-0-930926-28-1 | '' | Stop Skyjackers: 60 Steps That Can Save Your Life |