| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| Ada, the Enchantress of Numbers: A Selection from the Letters of Lord Byron's Daughter and Her Description of the First Computer | 978-0-912647-09-8 (0-912647-09-4) | 1998 |
| Ada, the Enchantress of Numbers: Prophet of the Computer Age | 978-0-912647-18-0 (0-912647-18-3) | 1998 |