B. Holmes · Bob Hollingsbee · Bob Holmes
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The Ghost of Marlow House | 978-1-5159-6891-7 (1-5159-6891-X) | 2017 | Anna J. McIntyre |
| The Ghost Who Loved Diamonds | 978-1-5159-6892-4 (1-5159-6892-8) | 2017 | " |
| The Ghost Who Wasn't | 978-1-5159-6893-1 (1-5159-6893-6) | 2017 | " |