| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1987 | 978-0-912647-03-6 | Gordon Rowley | Caudiciform and Pachycaul Succulents: Pachycauls, Bottle-,Barrel-And Elephant-Trees and Their Kin a Collector's Miscellany |
| 1989 | 978-0-912647-06-7 | Herman Schwartz · Ron LaFon | Euphorbia Journal volume 6 |
| 1992 | 978-0-912647-09-8 | Betty A. Toole | Ada, the Enchantress of Numbers: A Selection from the Letters of Lord Byron's Daughter and Her Description of the First Computer |
| 1994 | 978-0-912647-11-1 | Herman Schwartz · Ron LaFon | Euphorbia Journal: 009 |
| 1995 | 978-0-912647-14-2 | Werner Rauh | Succulent and Xerophytic Plants of Madagascar, Vol. 1 |
| 1998 | 978-0-912647-17-3 | Werner Rauh | Succulent and Xerophytic Plants of Madagascar, Vol. 2 |
| '' | 978-0-912647-18-0 | Betty A. Toole · Betty Alexandra Toole | Ada, the Enchantress of Numbers: Prophet of the Computer Age |